The source for the Linux kernel used in Windows Subsystem for Linux 2 (WSL2)
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Steven Rostedt f37c3bbc63 tracing: Add ustring operation to filtering string pointers
Since referencing user space pointers is special, if the user wants to
filter on a field that is a pointer to user space, then they need to
specify it.

Add a ".ustring" attribute to the field name for filters to state that the
field is pointing to user space such that the kernel can take the
appropriate action to read that pointer.

Link: https://lore.kernel.org/all/yt9d8rvmt2jq.fsf@linux.ibm.com/

Fixes: 77360f9bbc ("tracing: Add test for user space strings when filtering on string pointers")
Tested-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2022-01-14 03:42:24 -05:00
Documentation tracing: Add ustring operation to filtering string pointers 2022-01-14 03:42:24 -05:00
LICENSES
arch parisc architecture bug and warning fixes for kernel v5.16-rc4 2021-12-05 12:58:18 -08:00
block block: call rq_qos_done() before ref check in batch completions 2021-11-26 09:53:23 -07:00
certs
crypto
drivers parisc architecture bug and warning fixes for kernel v5.16-rc4 2021-12-05 12:58:18 -08:00
fs tracefs: Use d_inode() helper function to get the dentry inode 2021-12-11 09:34:31 -05:00
include tracing: Account bottom half disabled sections. 2022-01-13 16:23:04 -05:00
init
ipc
kernel tracing: Add ustring operation to filtering string pointers 2022-01-14 03:42:24 -05:00
lib siphash: use _unaligned version by default 2021-11-29 19:50:50 -08:00
mm Fixes for 5.16 folios: 2021-11-25 10:13:56 -08:00
net Networking fixes for 5.16-rc4, including fixes from wireless, 2021-12-02 11:22:06 -08:00
samples tracing: Fix mismatched comment in __string_len 2022-01-13 16:23:05 -05:00
scripts scripts: ftrace - move the sort-processing in ftrace_init 2022-01-13 16:23:04 -05:00
security
sound sound fixes for 5.16-rc4 2021-12-01 10:07:39 -08:00
tools rtla: Add Documentation 2022-01-13 17:02:43 -05:00
usr
virt KVM: downgrade two BUG_ONs to WARN_ON_ONCE 2021-11-26 06:43:28 -05:00
.clang-format
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap
COPYING
CREDITS
Kbuild
Kconfig
MAINTAINERS TTY/Serial fixes for 5.16-rc4 2021-12-05 09:13:20 -08:00
Makefile Linux 5.16-rc4 2021-12-05 14:08:22 -08:00
README

README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.