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Jeff Hostetler e9cdc5ea26 trace2:gvfs:experiment: read-cache: time read/write of cache-tree extension
Add regions around code to read and write the cache-tree extension
when the index is read or written.

This is an experiment and may be dropped in future releases if
we don't need it anymore.

This experiment demonstrates that it takes more time to parse and
deserialize the cache-tree extension than it does to read the
cache-entries.

Commits [1] and [2] spreads cache-entry reading across N-1 cores
and dedicates a single core to simultaneously read the index extensions.

Local testing (on my machine) shows that reading the cache-tree extension
takes ~0.28 seconds.  The 11 cache-entry threads take ~0.08 seconds.
The main thread is blocked for 0.15 to 0.20 seconds waiting for the
extension thread to finish.

Let's use this commit to gather some telemetry and confirm this.

My point is that improvements, such as index V5 which makes the
cache entries smaller, may improve performance, but the gains may
be limited because of this extension.  And that we may need to
look inside the cache-tree extension to truly improve do_read_index()
performance.

[1] abb4bb8384 read-cache: load cache extensions on a worker thread
[2] 77ff1127a4 read-cache: load cache entries on worker threads

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
2022-10-03 20:01:34 +02:00
.github Merge 'readme' into HEAD 2022-10-03 19:54:19 +02:00
Documentation status: deserialization wait 2022-10-03 20:01:32 +02:00
block-sha1 Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
builtin trace2:gvfs:experiment: report_tracking 2022-10-03 20:01:33 +02:00
ci Merge branch 'ci-fixes' 2022-10-03 19:53:59 +02:00
compat trace2: refactor setting process starting time 2022-10-03 20:01:33 +02:00
contrib status: add status serialization mechanism 2022-10-03 20:01:32 +02:00
ewah Merge branch 'ep/maint-equals-null-cocci' 2022-05-20 15:26:59 -07:00
git-gui Merge branch 'gitk-and-git-gui-patches' 2022-10-03 19:54:16 +02:00
gitk-git Merge branch 'gitk-and-git-gui-patches' 2022-10-03 19:54:16 +02:00
gitweb Merge branch 'jr/gitweb-title-shortening' 2022-08-05 15:52:14 -07:00
mergetools mergetools: vimdiff: simplify tabfirst 2022-08-10 12:39:39 -07:00
negotiator git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
perl perl Git.pm: don't ignore signalled failure in _cmd_close() 2022-02-01 15:21:19 -08:00
po l10n: zh_TW.po: Git 2.38.0, round 3 2022-10-01 19:10:41 +08:00
refs Introduce helper to create symlinks that knows about index_state 2022-10-03 19:54:12 +02:00
reftable reftable: use a pointer for pq_entry param 2022-09-15 11:32:37 -07:00
sha1collisiondetection@855827c583
sha1dc
sha256 sha256: add support for Nettle 2022-07-10 14:43:34 -07:00
t deserialize-status: silently fallback if we cannot read cache file 2022-10-03 20:01:33 +02:00
templates fsmonitor: query watchman with right valid json 2022-06-07 10:00:49 -07:00
trace2 tr2: shows scope unconditionally in addition to key-value pair 2022-08-11 21:05:00 -07:00
xdiff xdiff: drop unused mmfile parameters from xdl_do_patience_diff() 2022-08-20 14:14:55 -07:00
.cirrus.yml ci: update Cirrus-CI image to FreeBSD 12.3 2022-05-25 08:47:11 -07:00
.clang-format
.editorconfig
.gitattributes gitattributes: mark .png files as binary 2022-10-03 19:54:12 +02:00
.gitignore .gitignore: add Visual Studio CMakeSetting.json file 2022-10-03 19:53:45 +02:00
.gitmodules
.mailmap mailmap: change primary address for Derrick Stolee 2022-02-14 13:27:31 -08:00
.tsan-suppressions
BRANCHES.md BRANCHES.md: Add explanation of branches and using forks 2022-10-03 20:01:31 +02:00
CODE_OF_CONDUCT.md Modify the Code of Conduct for Git for Windows 2022-10-03 19:54:15 +02:00
CONTRIBUTING.md CONTRIBUTING.md: add guide for first-time contributors 2022-10-03 19:54:15 +02:00
COPYING
GIT-VERSION-GEN gvfs: ensure that the version is based on a GVFS tag 2022-10-03 20:01:29 +02:00
INSTALL Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
LGPL-2.1
Makefile status: add status serialization mechanism 2022-10-03 20:01:32 +02:00
README.md README.md: Add a Windows-specific preamble 2022-10-03 19:54:15 +02:00
RelNotes Merge a handful of topics from the 'master' front 2022-09-13 12:22:59 -07:00
SECURITY.md SECURITY.md: document Git for Windows' policies 2022-10-03 19:54:15 +02:00
abspath.c strbuf_realpath(): use platform-dependent API if available 2022-10-03 19:53:39 +02:00
aclocal.m4
add-interactive.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
add-interactive.h
add-patch.c Merge branch 'rs/add-p-worktree-mode-prompt-fix' 2022-09-15 16:09:46 -07:00
advice.c clean: suggest using `core.longPaths` if paths are too long to remove 2022-10-03 19:54:09 +02:00
advice.h clean: suggest using `core.longPaths` if paths are too long to remove 2022-10-03 19:54:09 +02:00
alias.c
alias.h
alloc.c alloc.[ch]: remove alloc_report() function 2022-04-01 10:16:11 -07:00
alloc.h alloc.[ch]: remove alloc_report() function 2022-04-01 10:16:11 -07:00
apply.c sparse-checkout: avoid writing entries with the skip-worktree bit 2022-10-03 20:01:30 +02:00
apply.h range-diff: plug memory leak in common invocation 2022-03-04 13:24:19 -08:00
archive-tar.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
archive-zip.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
archive.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
archive.h archive: rename archiver data field to filter_command 2022-06-15 13:19:46 -07:00
attr.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
attr.h attr.h: remove duplicate struct definition 2022-03-14 05:41:08 +00:00
azure-pipelines.yml azure-pipeline: run static-analysis on bionic 2022-10-03 19:53:47 +02:00
banned.h C99: remove hardcoded-out !HAVE_VARIADIC_MACROS code 2022-02-21 19:14:19 -08:00
base85.c
bisect.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
bisect.h bisect: output state before we are ready to compute bisection 2022-05-11 12:35:11 -07:00
blame.c Merge branch 'rs/mergesort' 2022-08-03 13:36:09 -07:00
blame.h
blob.c
blob.h
bloom.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
bloom.h
branch.c branch: consider refs under 'update-refs' 2022-07-19 12:49:03 -07:00
branch.h Merge branch 'ds/branch-checked-out' into ds/rebase-update-ref 2022-07-12 08:38:42 -07:00
builtin.h builtin/diagnose.c: create 'git diagnose' builtin 2022-08-12 13:20:02 -07:00
bulk-checkin.c t5351: avoid relying on `core.fsyncMethod = batch` to be supported 2022-07-29 09:08:57 -07:00
bulk-checkin.h core.fsyncmethod: batched disk flushes for loose-objects 2022-05-09 12:28:19 +02:00
bundle-uri.c bundle-uri: add support for http(s):// and file:// 2022-08-10 14:07:37 -07:00
bundle-uri.h bundle-uri: create basic file-copy logic 2022-08-10 14:07:37 -07:00
bundle.c Merge branch 'ab/plug-leak-in-revisions' 2022-06-07 14:10:56 -07:00
bundle.h list-objects-filter: add and use initializers 2022-09-12 08:38:59 -07:00
cache-tree.c cache-tree: remove use of strbuf_addf in update_one 2022-10-03 20:01:31 +02:00
cache-tree.h cache-tree: remove cache_tree_find_path() 2022-06-16 11:59:56 -07:00
cache.h fsmonitor: check CE_FSMONITOR_VALID in ce_uptodate 2022-10-03 20:01:33 +02:00
cbtree.c
cbtree.h
chdir-notify.c
chdir-notify.h
check-builtins.sh
checkout.c
checkout.h
chunk-format.c chunk-format.h: extract oid_version() 2022-05-26 15:48:26 -07:00
chunk-format.h chunk-format.h: extract oid_version() 2022-05-26 15:48:26 -07:00
color.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
color.h
column.c
column.h
combine-diff.c Merge branch 'rs/combine-diff-with-incompatible-options' into maint 2022-07-27 13:00:32 -07:00
command-list.txt version: fix builtin linking & documentation 2022-09-19 17:28:25 -07:00
commit-graph.c Merge branch 'ml/commit-graph-expire-dir-leak-fix' 2022-09-21 14:23:14 -07:00
commit-graph.h Merge branch 'tb/commit-graph-genv2-upgrade-fix' 2022-08-03 13:36:08 -07:00
commit-reach.c
commit-reach.h
commit-slab-decl.h
commit-slab-impl.h
commit-slab.h
commit.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
commit.h shallow: reset commit grafts when shallow is reset 2022-03-17 17:44:38 -07:00
common-main.c usage.c: add a non-fatal bug() function to go with BUG() 2022-06-02 12:51:35 -07:00
config.c virtualfilesystem: don't run the virtual file system hook if the index has been redirected 2022-10-03 20:01:31 +02:00
config.h Add virtual file system settings and hook proc 2022-10-03 20:01:31 +02:00
config.mak.dev mimalloc: offer a build-time option to enable it 2022-10-03 19:53:48 +02:00
config.mak.in
config.mak.uname mingw: add a Makefile target to copy test artifacts 2022-10-03 19:54:13 +02:00
configure.ac Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
connect.c Merge branch 'ab/env-array' 2022-06-10 15:04:13 -07:00
connect.h
connected.c gvfs: allow "virtualizing" objects 2022-10-03 20:01:30 +02:00
connected.h
convert.c gvfs: ensure all filters and EOL conversions are blocked 2022-10-03 20:01:30 +02:00
convert.h checkout: fix two bugs on the final count of updated entries 2022-07-14 10:19:28 -07:00
copy.c
credential.c urlmatch.c: add and use a *_release() function 2022-03-04 13:24:18 -08:00
credential.h
csum-file.c gvfs: add the feature to skip writing the index' SHA-1 2022-10-03 20:01:29 +02:00
csum-file.h gvfs: add the feature to skip writing the index' SHA-1 2022-10-03 20:01:29 +02:00
ctype.c
daemon.c daemon: clarify directory arguments 2022-07-19 12:45:31 -07:00
date.c date API: add and use a date_mode_release() 2022-02-16 09:40:00 -08:00
date.h date API: add and use a date_mode_release() 2022-02-16 09:40:00 -08:00
decorate.c
decorate.h
delta-islands.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
delta-islands.h
delta.h
detect-compiler detect-compiler: make detection independent of locale 2022-05-09 08:52:26 -07:00
diagnose.c diagnose.c: refactor to safely use 'd_type' 2022-09-19 10:25:01 -07:00
diagnose.h builtin/diagnose.c: add '--mode' option 2022-08-12 13:20:02 -07:00
diff-delta.c
diff-lib.c oneway_diff: handle removed sparse directories 2022-08-08 13:21:49 -07:00
diff-merges.c Merge branch 'ja/i18n-common-messages' 2022-02-25 15:47:35 -08:00
diff-merges.h
diff-no-index.c diff-no-index: simplify argv index calculation 2022-09-07 12:36:43 -07:00
diff.c Merge branch 'en/remerge-diff-fixes' 2022-09-15 16:09:46 -07:00
diff.h Merge branch 'js/diff-filter-negation-fix' 2022-02-16 15:14:30 -08:00
diffcore-break.c
diffcore-delta.c
diffcore-order.c
diffcore-pickaxe.c
diffcore-rename.c object-file API: have hash_object_file() take "enum object_type" 2022-02-25 17:16:32 -08:00
diffcore-rotate.c
diffcore.h
dir-iterator.c
dir-iterator.h
dir.c Add virtual file system settings and hook proc 2022-10-03 20:01:31 +02:00
dir.h match_pathname(): drop unused "flags" parameter 2022-08-19 12:20:56 -07:00
editor.c Partially un-revert "editor: save and reset terminal after calling EDITOR" 2022-10-03 19:54:14 +02:00
entry.c Introduce helper to create symlinks that knows about index_state 2022-10-03 19:54:12 +02:00
entry.h checkout: fix two bugs on the final count of updated entries 2022-07-14 10:19:28 -07:00
environment.c Add virtual file system settings and hook proc 2022-10-03 20:01:31 +02:00
environment.h
exec-cmd.c
exec-cmd.h
fetch-negotiator.c fetch-negotiator: add specific noop initializer 2022-03-28 10:25:52 -07:00
fetch-negotiator.h fetch-negotiator: add specific noop initializer 2022-03-28 10:25:52 -07:00
fetch-pack.c fscache: fscache takes an initial size 2022-10-03 19:54:02 +02:00
fetch-pack.h fetch-pack: add refetch 2022-03-28 10:25:52 -07:00
fmt-merge-msg.c revisions API users: add straightforward release_revisions() 2022-04-13 23:56:08 -07:00
fmt-merge-msg.h
fsck.c fsck: actually detect bad file modes in trees 2022-08-10 14:26:27 -07:00
fsck.h fsck: downgrade tree badFilemode to "info" 2022-08-10 14:26:29 -07:00
fsmonitor--daemon.h fsmonitor--daemon: stub in health thread 2022-05-26 15:59:27 -07:00
fsmonitor-ipc.c fsmonitor-ipc: create client routines for git-fsmonitor--daemon 2022-03-28 17:17:37 +02:00
fsmonitor-ipc.h fsmonitor-ipc: create client routines for git-fsmonitor--daemon 2022-03-28 17:17:37 +02:00
fsmonitor-settings.c fsmonitor: reintroduce core.useBuiltinFSMonitor 2022-10-03 19:53:45 +02:00
fsmonitor-settings.h fsmonitor-settings: NTFS and FAT32 on MacOS are incompatible 2022-05-26 15:59:26 -07:00
fsmonitor.c fsmonitor: never set CE_FSMONITOR_VALID on submodules 2022-05-26 15:59:27 -07:00
fsmonitor.h fsmonitor: never set CE_FSMONITOR_VALID on submodules 2022-05-26 15:59:27 -07:00
fuzz-commit-graph.c commit-graph: pass repo_settings instead of repository 2022-07-14 15:42:17 -07:00
fuzz-pack-headers.c
fuzz-pack-idx.c
generate-cmdlist.sh
generate-configlist.sh
generate-hooklist.sh
gettext.c
gettext.h
git-add--interactive.perl Allow `add -p` and `add -i` with a large number of files 2022-10-03 19:53:40 +02:00
git-archimport.perl
git-bisect.sh
git-compat-util.h Introduce helper to create symlinks that knows about index_state 2022-10-03 19:54:12 +02:00
git-curl-compat.h http: optionally send SSL client certificate 2022-10-03 19:53:44 +02:00
git-cvsexportcommit.perl
git-cvsimport.perl
git-cvsserver.perl git-cvsserver: clarify directory list 2022-07-19 12:45:31 -07:00
git-difftool--helper.sh
git-filter-branch.sh
git-instaweb.sh git-sh-setup.sh: remove "say" function, change last users 2022-06-28 13:13:18 -07:00
git-merge-octopus.sh
git-merge-one-file.sh
git-merge-resolve.sh merge-resolve: abort if index does not match HEAD 2022-07-22 21:45:22 -07:00
git-mergetool--lib.sh vimdiff: add tool documentation 2022-04-03 15:09:52 -07:00
git-mergetool.sh
git-p4.py Merge branch 'kk/p4-client-name-encoding-fix' into maint 2022-08-10 21:52:33 -07:00
git-quiltimport.sh
git-request-pull.sh
git-send-email.perl i18n: fix some badly formatted i18n strings 2022-04-11 14:13:46 -07:00
git-sh-i18n.sh
git-sh-setup.sh mingw: only use Bash-ism `builtin pwd -W` when available 2022-10-03 19:54:13 +02:00
git-submodule.sh git-submodule.sh: use "$quiet", not "$GIT_QUIET" 2022-06-28 13:13:18 -07:00
git-svn.perl
git-web--browse.sh
git.c gvfs: block unsupported commands when running in a GVFS repo 2022-10-03 20:01:31 +02:00
git.rc
gpg-interface.c Unbreak interactive GPG prompt upon signing 2022-10-03 19:54:10 +02:00
gpg-interface.h gpg-interface: add function for converting trust level to string 2022-07-10 22:10:23 -07:00
graph.c log: fix memory leak if --graph is passed multiple times 2022-02-11 10:06:40 -08:00
graph.h log: fix memory leak if --graph is passed multiple times 2022-02-11 10:06:40 -08:00
grep.c grep: add --max-count command line option 2022-06-22 13:23:29 -07:00
grep.h grep: add --max-count command line option 2022-06-22 13:23:29 -07:00
gvfs.c gvfs: allow overriding core.gvfs 2022-10-03 20:01:31 +02:00
gvfs.h gvfs: block unsupported commands when running in a GVFS repo 2022-10-03 20:01:31 +02:00
hash-lookup.c
hash-lookup.h
hash.h Makefile + hash.h: remove PPC_SHA1 implementation 2022-08-31 14:37:31 -07:00
hashmap.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
hashmap.h
help.c help: fix doubled words in explanation for developer interfaces 2022-09-16 09:20:11 -07:00
help.h git docs: add a category for file formats, protocols and interfaces 2022-08-04 14:12:23 -07:00
hex.c
hook.c backwards-compatibility: support the post-indexchanged hook 2022-10-03 20:01:31 +02:00
hook.h hooks: fix an obscure TOCTOU "did we just run a hook?" race 2022-03-07 13:00:53 -08:00
http-backend.c fixup! mingw: ensure that core.longPaths is handled *always* 2022-09-22 16:05:26 +02:00
http-fetch.c Merge branch 'ep/maint-equals-null-cocci' for maint-2.35 2022-05-02 10:06:04 -07:00
http-push.c Merge branch 'ab/plug-leak-in-revisions' 2022-06-07 14:10:56 -07:00
http-walker.c tree-wide: apply equals-null.cocci 2022-05-02 09:50:37 -07:00
http.c http: optionally send SSL client certificate 2022-10-03 19:53:44 +02:00
http.h remote-curl: send Accept-Language header to server 2022-07-11 12:24:28 -07:00
ident.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
imap-send.c Merge branch 'bc/csprng-mktemps' 2022-04-06 15:21:59 -07:00
iterator.h
json-writer.c
json-writer.h
khash.h
kwset.c tree-wide: apply equals-null.cocci 2022-05-02 09:50:37 -07:00
kwset.h
levenshtein.c
levenshtein.h
line-log.c
line-log.h
line-range.c
line-range.h
linear-assignment.c
linear-assignment.h
list-objects-filter-options.c list-objects-filter: initialize sub-filter structs 2022-09-22 12:43:04 -07:00
list-objects-filter-options.h list-objects-filter: convert filter_spec to a strbuf 2022-09-12 08:38:59 -07:00
list-objects-filter.c
list-objects-filter.h
list-objects.c list-objects: handle NULL function pointers 2022-03-09 10:25:27 -08:00
list-objects.h list-objects: consolidate traverse_commit_list[_filtered] 2022-03-09 10:25:27 -08:00
list.h
ll-merge.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
ll-merge.h ll-merge: make callers responsible for showing warnings 2022-02-02 10:02:27 -08:00
lockfile.c lockfile.c: use is_dir_sep() instead of hardcoded '/' checks 2022-10-03 19:54:10 +02:00
lockfile.h
log-tree.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
log-tree.h
ls-refs.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
ls-refs.h
mailinfo.c tree-wide: apply equals-null.cocci 2022-05-02 09:50:37 -07:00
mailinfo.h
mailmap.c Merge branch 'ep/maint-equals-null-cocci' 2022-05-20 15:26:59 -07:00
mailmap.h
match-trees.c object-file API: have write_object_file() take "enum object_type" 2022-02-25 17:16:31 -08:00
mem-pool.c mem_pool: add GIT_TRACE_MEMPOOL support 2022-10-03 19:54:02 +02:00
mem-pool.h
merge-blobs.c ll-merge: make callers responsible for showing warnings 2022-02-02 10:02:27 -08:00
merge-blobs.h
merge-ort-wrappers.c merge-ort-wrappers: make printed message match the one from recursive 2022-07-22 21:45:22 -07:00
merge-ort-wrappers.h
merge-ort.c Merge branch 'en/ort-unused-code-removal' 2022-08-29 14:55:14 -07:00
merge-ort.h merge-ort: optionally produce machine-readable output 2022-06-22 16:10:06 -07:00
merge-recursive.c merge-recursive: teach was_dirty() about the virtualfilesystem 2022-10-03 20:01:32 +02:00
merge-recursive.h merge-ort: format messages slightly different for use in headers 2022-02-02 10:02:27 -08:00
merge.c
mergesort.h mergesort: remove llist_mergesort() 2022-07-17 15:20:39 -07:00
midx.c Merge branch 'ac/bitmap-lookup-table' 2022-09-05 18:33:39 -07:00
midx.h pack-bitmap-write: learn pack.writeBitmapLookupTable and add tests 2022-08-26 10:13:54 -07:00
name-hash.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
notes-cache.c object-file API: have write_object_file() take "enum object_type" 2022-02-25 17:16:31 -08:00
notes-cache.h
notes-merge.c misc *.c: use designated initializers for struct assignments 2022-03-17 10:36:42 -07:00
notes-merge.h
notes-utils.c
notes-utils.h
notes.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
notes.h
object-file.c gvfs:trace2:data: add trace2 tracing around read_object_process 2022-10-03 20:01:33 +02:00
object-name.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
object-store.h object-file.c: use size_t for header lengths 2022-10-03 19:53:45 +02:00
object.c parse_object(): check commit-graph when skip_hash set 2022-09-07 12:27:02 -07:00
object.h parse_object(): allow skipping hash check 2022-09-07 12:18:57 -07:00
oid-array.c
oid-array.h
oidmap.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
oidmap.h
oidset.c
oidset.h
oidtree.c
oidtree.h
pack-bitmap-write.c pack-bitmap-write: drop unused pack_idx_entry parameters 2022-08-28 13:23:37 -07:00
pack-bitmap.c Merge branch 'ds/bitmap-lookup-remove-tracing' 2022-09-26 21:46:51 -07:00
pack-bitmap.h pack-bitmap: prepare to read lookup table extension 2022-08-26 10:13:58 -07:00
pack-check.c object-file API: have hash_object_file() take "enum object_type" 2022-02-25 17:16:32 -08:00
pack-mtimes.c pack-mtimes: avoid closing a bogus file descriptor 2022-06-16 13:22:03 -07:00
pack-mtimes.h pack-mtimes: support reading .mtimes files 2022-05-26 15:48:26 -07:00
pack-objects.c pack-mtimes: support writing pack .mtimes files 2022-05-26 15:48:26 -07:00
pack-objects.h pack-objects.h: remove outdated pahole results 2022-06-28 15:39:03 -07:00
pack-revindex.c midx: read `RIDX` chunk when present 2022-01-27 12:07:53 -08:00
pack-revindex.h docs: move pack format docs to man section 5 2022-08-04 14:12:24 -07:00
pack-write.c pack-write: drop always-NULL parameter 2022-06-16 11:59:55 -07:00
pack.h pack-mtimes: support writing pack .mtimes files 2022-05-26 15:48:26 -07:00
packfile.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
packfile.h
pager.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
parallel-checkout.c checkout.c: enable fscache for checkout again 2022-10-03 19:54:01 +02:00
parallel-checkout.h checkout: fix two bugs on the final count of updated entries 2022-07-14 10:19:28 -07:00
parse-options-cb.c
parse-options.c parse-options: add support for parsing subcommands 2022-08-19 11:13:14 -07:00
parse-options.h parse-options: add support for parsing subcommands 2022-08-19 11:13:14 -07:00
patch-delta.c
patch-ids.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
patch-ids.h
path.c Merge branch 'deprecate-old-runtime-prefix-path-interpolation' 2022-10-03 19:54:19 +02:00
path.h repository.c: free the "path cache" in repo_clear() 2022-03-04 13:24:19 -08:00
pathspec.c pathspec.h: move pathspec_needs_expanded_index() from reset.c to here 2022-08-08 13:23:26 -07:00
pathspec.h pathspec.h: move pathspec_needs_expanded_index() from reset.c to here 2022-08-08 13:23:26 -07:00
pkt-line.c status: add status serialization mechanism 2022-10-03 20:01:32 +02:00
pkt-line.h status: add status serialization mechanism 2022-10-03 20:01:32 +02:00
preload-index.c fscache: update fscache to be thread specific instead of global 2022-10-03 19:54:02 +02:00
pretty.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
pretty.h date API: create a date.h, split from cache.h 2022-02-16 09:40:00 -08:00
prio-queue.c tree-wide: apply equals-null.cocci 2022-05-02 09:50:37 -07:00
prio-queue.h
progress.c progress API: unify stop_progress{,_msg}(), fix trace2 bug 2022-02-03 15:39:59 -08:00
progress.h progress API: unify stop_progress{,_msg}(), fix trace2 bug 2022-02-03 15:39:59 -08:00
promisor-remote.c Merge branch 'sg/xcalloc-cocci-fix' into maint 2022-09-13 12:21:09 -07:00
promisor-remote.h
prompt.c git add -i: handle CR/LF line endings in the interactive input 2022-10-03 19:53:40 +02:00
prompt.h
protocol-caps.c
protocol-caps.h
protocol.c
protocol.h
prune-packed.c
prune-packed.h
quote.c
quote.h
range-diff.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
range-diff.h
reachable.c reachable: report precise timestamps from objects in cruft packs 2022-05-26 15:48:26 -07:00
reachable.h builtin/pack-objects.c: --cruft with expiration 2022-05-26 15:48:26 -07:00
read-cache.c trace2:gvfs:experiment: read-cache: time read/write of cache-tree extension 2022-10-03 20:01:34 +02:00
rebase-interactive.c sequencer: rewrite update-refs as user edits todo list 2022-07-19 12:49:04 -07:00
rebase-interactive.h
rebase.c
rebase.h
ref-filter.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
ref-filter.h
reflog-walk.c revisions API: release "reflog_info" in release revisions() 2022-04-13 23:56:10 -07:00
reflog-walk.h revisions API: release "reflog_info" in release revisions() 2022-04-13 23:56:10 -07:00
reflog.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
reflog.h reflog: libify delete reflog function and helpers 2022-03-02 15:24:47 -08:00
refs.c fixup! mingw: ensure that core.longPaths is handled *always* 2022-09-22 16:05:26 +02:00
refs.h refs: add array of ref namespaces 2022-08-05 14:13:12 -07:00
refspec.c refspec.c: use designated initializers for "struct refspec_item" 2022-02-24 15:59:53 -08:00
refspec.h docs: move protocol-related docs to man section 5 2022-08-04 14:12:23 -07:00
remote-curl.c remote-curl: add 'get' capability 2022-08-10 14:07:37 -07:00
remote.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
remote.h Merge branch 'rs/mergesort' 2022-08-03 13:36:09 -07:00
replace-object.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
replace-object.h
repo-settings.c Enable the built-in FSMonitor as an experimental feature 2022-10-03 19:53:45 +02:00
repository.c Merge branch 'ab/plug-random-leaks' 2022-03-13 22:56:18 +00:00
repository.h Merge branch 'ab/submodule-helper-prep' 2022-09-13 11:38:23 -07:00
rerere.c Merge branch 'ep/maint-equals-null-cocci' 2022-05-20 15:26:59 -07:00
rerere.h
reset.c Merge branch 'pw/use-in-process-checkout-in-rebase' 2022-02-18 13:53:27 -08:00
reset.h rebase --apply: set ORIG_HEAD correctly 2022-01-26 12:08:53 -08:00
resolve-undo.c
resolve-undo.h
revision.c Merge branch 'jk/list-objects-filter-cleanup' 2022-09-19 14:35:24 -07:00
revision.h Merge branch 'jc/format-patch-force-in-body-from' 2022-09-09 12:02:25 -07:00
run-command.c pipe_command(): mark stdin descriptor as non-blocking 2022-08-17 09:21:41 -07:00
run-command.h Merge branch 'ab/hooks-regression-fix' 2022-06-13 15:53:41 -07:00
scalar.c scalar: implement the `help` subcommand 2022-09-02 10:02:56 -07:00
send-pack.c send-pack: do not check for sha1 file when GVFS_MISSING_OK set 2022-10-03 20:01:31 +02:00
send-pack.h send-pack.c: add config push.useBitmaps 2022-06-17 14:31:01 -07:00
sequencer.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
sequencer.h sequencer: rewrite update-refs as user edits todo list 2022-07-19 12:49:04 -07:00
serve.c serve.c: remove unnecessary include 2022-04-06 09:42:12 -07:00
serve.h
server-info.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
setup.c setup: properly use "%(prefix)/" when in WSL 2022-10-03 19:53:46 +02:00
sh-i18n--envsubst.c tree-wide: apply equals-null.cocci 2022-05-02 09:50:37 -07:00
sha1dc_git.c hash algorithms: use size_t for section lengths 2022-10-03 19:53:45 +02:00
sha1dc_git.h hash algorithms: use size_t for section lengths 2022-10-03 19:53:45 +02:00
shallow.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
shallow.h
shared.mak cocci: add a "coccicheck-test" target and test *.cocci rules 2022-07-06 12:24:43 -07:00
shell.c
shortlog.h
sideband.c
sideband.h
sigchain.c
sigchain.h
simple-ipc.h
sparse-index.c Add virtual file system settings and hook proc 2022-10-03 20:01:31 +02:00
sparse-index.h Merge branch 'ds/sparse-sparse-checkout' 2022-06-03 14:30:35 -07:00
split-index.c split-index: it really is incompatible with the sparse index 2022-01-23 17:06:23 -08:00
split-index.h
stable-qsort.c
strbuf.c strbuf_readlink: support link targets that exceed PATH_MAX 2022-10-03 19:54:10 +02:00
strbuf.h
streaming.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
streaming.h
string-list.c
string-list.h string-list API: change "nr" and "alloc" to "size_t" 2022-03-07 12:02:04 -08:00
strmap.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
strmap.h
strvec.c
strvec.h
sub-process.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
sub-process.h
submodule-config.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
submodule-config.h Merge branch 'pb/submodule-recurse-mode-enum' 2022-05-20 15:26:53 -07:00
submodule.c Merge branch 'ab/unused-annotation' 2022-09-14 12:56:39 -07:00
submodule.h submodule API: don't handle SM_..{UNSPECIFIED,COMMAND} in to_string() 2022-09-02 09:16:24 -07:00
symlinks.c
tag.c
tag.h
tar.h
tempfile.c tempfile: update comment describing state transitions 2022-08-30 14:16:51 -07:00
tempfile.h tempfile: drop active flag 2022-08-30 14:16:49 -07:00
thread-utils.c
thread-utils.h
tmp-objdir.c log: clean unneeded objects during `log --remerge-diff` 2022-02-02 10:02:27 -08:00
tmp-objdir.h log: clean unneeded objects during `log --remerge-diff` 2022-02-02 10:02:27 -08:00
trace.c C99: remove hardcoded-out !HAVE_VARIADIC_MACROS code 2022-02-21 19:14:19 -08:00
trace.h C99: remove hardcoded-out !HAVE_VARIADIC_MACROS code 2022-02-21 19:14:19 -08:00
trace2.c common-main.c: move non-trace2 exit() behavior out of trace2.c 2022-06-02 12:51:30 -07:00
trace2.h common-main.c: move non-trace2 exit() behavior out of trace2.c 2022-06-02 12:51:30 -07:00
trailer.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
trailer.h
transport-helper.c Always auto-gc after calling a fast-import transport 2022-10-03 19:53:37 +02:00
transport-internal.h
transport.c Merge branch 'jk/list-objects-filter-cleanup' 2022-09-19 14:35:24 -07:00
transport.h push: new config option "push.autoSetupRemote" supports "simple" push 2022-04-29 11:20:55 -07:00
tree-diff.c
tree-walk.c tree-walk: add a mechanism for getting non-canonicalized modes 2022-08-10 14:26:25 -07:00
tree-walk.h tree-walk: add a mechanism for getting non-canonicalized modes 2022-08-10 14:26:25 -07:00
tree.c
tree.h
unicode-width.h
unimplemented.sh
unix-socket.c
unix-socket.h
unix-stream-server.c
unix-stream-server.h
unpack-trees.c trace2:gvfs:experiment: clear_ce_flags_1 2022-10-03 20:01:33 +02:00
unpack-trees.h
upload-pack.c Merge branch 'jk/list-objects-filter-cleanup' 2022-09-19 14:35:24 -07:00
upload-pack.h
url.c
url.h
urlmatch.c urlmatch.c: add and use a *_release() function 2022-03-04 13:24:18 -08:00
urlmatch.h urlmatch.c: add and use a *_release() function 2022-03-04 13:24:18 -08:00
usage.c i18n: mark message helpers prefix for translation 2022-06-21 10:06:54 -07:00
userdiff.c Merge branch 'jd/userdiff-kotlin' 2022-03-23 14:09:29 -07:00
userdiff.h
utf8.c
utf8.h
varint.c
varint.h
version.c
version.h
versioncmp.c
virtualfilesystem.c gvfs:trace2:data: add vfs stats 2022-10-03 20:01:33 +02:00
virtualfilesystem.h Add virtual file system settings and hook proc 2022-10-03 20:01:31 +02:00
walker.c git-compat-util.h: use "UNUSED", not "UNUSED(var)" 2022-09-01 10:49:48 -07:00
walker.h
wildmatch.c tree-wide: apply equals-null.cocci 2022-05-02 09:50:37 -07:00
wildmatch.h
worktree.c Merge branch 'ep/maint-equals-null-cocci' 2022-05-20 15:26:59 -07:00
worktree.h worktree: create init_worktree_config() 2022-02-08 09:49:20 -08:00
wrap-for-bin.sh
wrapper.c Merge branch 'jk/pipe-command-nonblock' 2022-08-25 14:42:32 -07:00
write-or-die.c core.fsyncobjectfiles: batched disk flushes 2022-03-28 17:19:47 +02:00
ws.c
wt-status-deserialize.c gvfs:trace2:data: status deserialization information 2022-10-03 20:01:33 +02:00
wt-status-serialize.c gvfs:trace2:data: status serialization 2022-10-03 20:01:33 +02:00
wt-status.c status: serialize to path 2022-10-03 20:01:32 +02:00
wt-status.h gvfs:trace2:data: status deserialization information 2022-10-03 20:01:33 +02:00
xdiff-interface.c Merge branch 'ep/maint-equals-null-cocci' for maint-2.35 2022-05-02 10:06:04 -07:00
xdiff-interface.h
zlib.c

README.md

Git for Windows

Open in Visual Studio Code Build status Join the chat at https://gitter.im/git-for-windows/git

This is Git for Windows, the Windows port of Git.

The Git for Windows project is run using a governance model. If you encounter problems, you can report them as GitHub issues, discuss them on Git for Windows' Google Group, and contribute bug fixes.

To build Git for Windows, please either install Git for Windows' SDK, start its git-bash.exe, cd to your Git worktree and run make, or open the Git worktree as a folder in Visual Studio.

To verify that your build works, use one of the following methods:

  • If you want to test the built executables within Git for Windows' SDK, prepend <worktree>/bin-wrappers to the PATH.

  • Alternatively, run make install in the Git worktree.

  • If you need to test this in a full installer, run sdk build git-and-installer.

  • You can also "install" Git into an existing portable Git via make install DESTDIR=<dir> where <dir> refers to the top-level directory of the portable Git. In this instance, you will want to prepend that portable Git's /cmd directory to the PATH, or test by running that portable Git's git-bash.exe or git-cmd.exe.

  • If you built using a recent Visual Studio, you can use the menu item Build>Install git (you will want to click on Project>CMake Settings for Git first, then click on Edit JSON and then point installRoot to the mingw64 directory of an already-unpacked portable Git).

    As in the previous bullet point, you will then prepend /cmd to the PATH or run using the portable Git's git-bash.exe or git-cmd.exe.

  • If you want to run the built executables in-place, but in a CMD instead of inside a Bash, you can run a snippet like this in the git-bash.exe window where Git was built (ensure that the EOF line has no leading spaces), and then paste into the CMD window what was put in the clipboard:

    clip.exe <<EOF
    set GIT_EXEC_PATH=$(cygpath -aw .)
    set PATH=$(cygpath -awp ".:contrib/scalar:/mingw64/bin:/usr/bin:$PATH")
    set GIT_TEMPLATE_DIR=$(cygpath -aw templates/blt)
    set GITPERLLIB=$(cygpath -aw perl/build/lib)
    EOF
    
  • If you want to run the built executables in-place, but outside of Git for Windows' SDK, and without an option to set/override any environment variables (e.g. in Visual Studio's debugger), you can call the Git executable by its absolute path and use the --exec-path option, like so:

    C:\git-sdk-64\usr\src\git\git.exe --exec-path=C:\git-sdk-64\usr\src\git help
    

    Note: for this to work, you have to hard-link (or copy) the .dll files from the /mingw64/bin directory to the Git worktree, or add the /mingw64/bin directory to the PATH somehow or other.

To make sure that you are testing the correct binary, call ./git.exe version in the Git worktree, and then call git version in a directory/window where you want to test Git, and verify that they refer to the same version (you may even want to pass the command-line option --build-options to look at the exact commit from which the Git version was built).

Git - fast, scalable, distributed revision control system

Git is a fast, scalable, distributed revision control system with an unusually rich command set that provides both high-level operations and full access to internals.

Git is an Open Source project covered by the GNU General Public License version 2 (some parts of it are under different licenses, compatible with the GPLv2). It was originally written by Linus Torvalds with help of a group of hackers around the net.

Please read the file INSTALL for installation instructions.

Many Git online resources are accessible from https://git-scm.com/ including full documentation and Git related tools.

See Documentation/gittutorial.txt to get started, then see Documentation/giteveryday.txt for a useful minimum set of commands, and Documentation/git-<commandname>.txt for documentation of each command. If git has been correctly installed, then the tutorial can also be read with man gittutorial or git help tutorial, and the documentation of each command with man git-<commandname> or git help <commandname>.

CVS users may also want to read Documentation/gitcvs-migration.txt (man gitcvs-migration or git help cvs-migration if git is installed).

The user discussion and development of core Git take place on the Git mailing list -- everyone is welcome to post bug reports, feature requests, comments and patches to git@vger.kernel.org (read Documentation/SubmittingPatches for instructions on patch submission and Documentation/CodingGuidelines).

Those wishing to help with error message, usage and informational message string translations (localization l10) should see po/README.md (a po file is a Portable Object file that holds the translations).

To subscribe to the list, send an email with just "subscribe git" in the body to majordomo@vger.kernel.org (not the Git list). The mailing list archives are available at https://lore.kernel.org/git/, http://marc.info/?l=git and other archival sites. The core git mailing list is plain text (no HTML!).

Issues which are security relevant should be disclosed privately to the Git Security mailing list git-security@googlegroups.com.

The maintainer frequently sends the "What's cooking" reports that list the current status of various development topics to the mailing list. The discussion following them give a good reference for project status, development direction and remaining tasks.

The name "git" was given by Linus Torvalds when he wrote the very first version. He described the tool as "the stupid content tracker" and the name as (depending on your mood):

  • random three-letter combination that is pronounceable, and not actually used by any common UNIX command. The fact that it is a mispronunciation of "get" may or may not be relevant.
  • stupid. contemptible and despicable. simple. Take your pick from the dictionary of slang.
  • "global information tracker": you're in a good mood, and it actually works for you. Angels sing, and a light suddenly fills the room.
  • "goddamn idiotic truckload of sh*t": when it breaks