Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs
* 'for-linus' of git://oss.sgi.com/xfs/xfs: xfs: remove xfs_flush_space xfs: flush delayed allcoation blocks on ENOSPC in create xfs: block callers of xfs_flush_inodes() correctly xfs: make inode flush at ENOSPC synchronous xfs: use xfs_sync_inodes() for device flushing xfs: inform the xfsaild of the push target before sleeping xfs: prevent unwritten extent conversion from blocking I/O completion xfs: fix double free of inode xfs: validate log feature fields correctly
This commit is contained in:
Коммит
3c1795cc4b
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@ -152,23 +152,6 @@ xfs_find_bdev_for_inode(
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return mp->m_ddev_targp->bt_bdev;
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}
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/*
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* Schedule IO completion handling on a xfsdatad if this was
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* the final hold on this ioend. If we are asked to wait,
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* flush the workqueue.
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*/
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STATIC void
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xfs_finish_ioend(
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xfs_ioend_t *ioend,
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int wait)
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{
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if (atomic_dec_and_test(&ioend->io_remaining)) {
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queue_work(xfsdatad_workqueue, &ioend->io_work);
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if (wait)
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flush_workqueue(xfsdatad_workqueue);
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}
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}
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/*
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* We're now finished for good with this ioend structure.
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* Update the page state via the associated buffer_heads,
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@ -309,6 +292,27 @@ xfs_end_bio_read(
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xfs_destroy_ioend(ioend);
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}
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/*
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* Schedule IO completion handling on a xfsdatad if this was
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* the final hold on this ioend. If we are asked to wait,
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* flush the workqueue.
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*/
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STATIC void
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xfs_finish_ioend(
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xfs_ioend_t *ioend,
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int wait)
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{
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if (atomic_dec_and_test(&ioend->io_remaining)) {
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struct workqueue_struct *wq = xfsdatad_workqueue;
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if (ioend->io_work.func == xfs_end_bio_unwritten)
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wq = xfsconvertd_workqueue;
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queue_work(wq, &ioend->io_work);
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if (wait)
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flush_workqueue(wq);
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}
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}
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/*
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* Allocate and initialise an IO completion structure.
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* We need to track unwritten extent write completion here initially.
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@ -19,6 +19,7 @@
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#define __XFS_AOPS_H__
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extern struct workqueue_struct *xfsdatad_workqueue;
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extern struct workqueue_struct *xfsconvertd_workqueue;
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extern mempool_t *xfs_ioend_pool;
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/*
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@ -51,6 +51,7 @@ static struct shrinker xfs_buf_shake = {
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static struct workqueue_struct *xfslogd_workqueue;
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struct workqueue_struct *xfsdatad_workqueue;
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struct workqueue_struct *xfsconvertd_workqueue;
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#ifdef XFS_BUF_TRACE
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void
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@ -1775,6 +1776,7 @@ xfs_flush_buftarg(
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xfs_buf_t *bp, *n;
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int pincount = 0;
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xfs_buf_runall_queues(xfsconvertd_workqueue);
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xfs_buf_runall_queues(xfsdatad_workqueue);
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xfs_buf_runall_queues(xfslogd_workqueue);
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@ -1831,9 +1833,15 @@ xfs_buf_init(void)
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if (!xfsdatad_workqueue)
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goto out_destroy_xfslogd_workqueue;
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xfsconvertd_workqueue = create_workqueue("xfsconvertd");
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if (!xfsconvertd_workqueue)
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goto out_destroy_xfsdatad_workqueue;
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register_shrinker(&xfs_buf_shake);
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return 0;
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out_destroy_xfsdatad_workqueue:
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destroy_workqueue(xfsdatad_workqueue);
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out_destroy_xfslogd_workqueue:
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destroy_workqueue(xfslogd_workqueue);
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out_free_buf_zone:
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@ -1849,6 +1857,7 @@ void
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xfs_buf_terminate(void)
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{
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unregister_shrinker(&xfs_buf_shake);
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destroy_workqueue(xfsconvertd_workqueue);
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destroy_workqueue(xfsdatad_workqueue);
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destroy_workqueue(xfslogd_workqueue);
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kmem_zone_destroy(xfs_buf_zone);
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@ -74,14 +74,14 @@ xfs_flush_pages(
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if (mapping_tagged(mapping, PAGECACHE_TAG_DIRTY)) {
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xfs_iflags_clear(ip, XFS_ITRUNCATED);
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ret = filemap_fdatawrite(mapping);
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if (flags & XFS_B_ASYNC)
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return -ret;
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ret2 = filemap_fdatawait(mapping);
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if (!ret)
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ret = ret2;
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ret = -filemap_fdatawrite(mapping);
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}
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return -ret;
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if (flags & XFS_B_ASYNC)
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return ret;
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ret2 = xfs_wait_on_pages(ip, first, last);
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if (!ret)
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ret = ret2;
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return ret;
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}
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int
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@ -751,10 +751,26 @@ start:
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goto relock;
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}
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} else {
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int enospc = 0;
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ssize_t ret2 = 0;
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write_retry:
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xfs_rw_enter_trace(XFS_WRITE_ENTER, xip, (void *)iovp, segs,
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*offset, ioflags);
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ret = generic_file_buffered_write(iocb, iovp, segs,
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ret2 = generic_file_buffered_write(iocb, iovp, segs,
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pos, offset, count, ret);
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/*
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* if we just got an ENOSPC, flush the inode now we
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* aren't holding any page locks and retry *once*
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*/
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if (ret2 == -ENOSPC && !enospc) {
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error = xfs_flush_pages(xip, 0, -1, 0, FI_NONE);
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if (error)
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goto out_unlock_internal;
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enospc = 1;
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goto write_retry;
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}
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ret = ret2;
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}
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current->backing_dev_info = NULL;
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@ -62,12 +62,6 @@ xfs_sync_inodes_ag(
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uint32_t first_index = 0;
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int error = 0;
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int last_error = 0;
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int fflag = XFS_B_ASYNC;
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if (flags & SYNC_DELWRI)
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fflag = XFS_B_DELWRI;
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if (flags & SYNC_WAIT)
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fflag = 0; /* synchronous overrides all */
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do {
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struct inode *inode;
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@ -128,11 +122,23 @@ xfs_sync_inodes_ag(
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* If we have to flush data or wait for I/O completion
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* we need to hold the iolock.
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*/
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if ((flags & SYNC_DELWRI) && VN_DIRTY(inode)) {
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xfs_ilock(ip, XFS_IOLOCK_SHARED);
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lock_flags |= XFS_IOLOCK_SHARED;
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error = xfs_flush_pages(ip, 0, -1, fflag, FI_NONE);
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if (flags & SYNC_IOWAIT)
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if (flags & SYNC_DELWRI) {
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if (VN_DIRTY(inode)) {
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if (flags & SYNC_TRYLOCK) {
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if (xfs_ilock_nowait(ip, XFS_IOLOCK_SHARED))
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lock_flags |= XFS_IOLOCK_SHARED;
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} else {
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xfs_ilock(ip, XFS_IOLOCK_SHARED);
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lock_flags |= XFS_IOLOCK_SHARED;
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}
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if (lock_flags & XFS_IOLOCK_SHARED) {
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error = xfs_flush_pages(ip, 0, -1,
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(flags & SYNC_WAIT) ? 0
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: XFS_B_ASYNC,
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FI_NONE);
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}
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}
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if (VN_CACHED(inode) && (flags & SYNC_IOWAIT))
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xfs_ioend_wait(ip);
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}
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xfs_ilock(ip, XFS_ILOCK_SHARED);
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@ -398,15 +404,17 @@ STATIC void
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xfs_syncd_queue_work(
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struct xfs_mount *mp,
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void *data,
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void (*syncer)(struct xfs_mount *, void *))
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void (*syncer)(struct xfs_mount *, void *),
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struct completion *completion)
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{
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struct bhv_vfs_sync_work *work;
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struct xfs_sync_work *work;
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work = kmem_alloc(sizeof(struct bhv_vfs_sync_work), KM_SLEEP);
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work = kmem_alloc(sizeof(struct xfs_sync_work), KM_SLEEP);
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INIT_LIST_HEAD(&work->w_list);
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work->w_syncer = syncer;
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work->w_data = data;
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work->w_mount = mp;
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work->w_completion = completion;
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spin_lock(&mp->m_sync_lock);
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list_add_tail(&work->w_list, &mp->m_sync_list);
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spin_unlock(&mp->m_sync_lock);
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@ -420,49 +428,26 @@ xfs_syncd_queue_work(
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* heads, looking about for more room...
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*/
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STATIC void
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xfs_flush_inode_work(
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xfs_flush_inodes_work(
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struct xfs_mount *mp,
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void *arg)
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{
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struct inode *inode = arg;
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filemap_flush(inode->i_mapping);
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xfs_sync_inodes(mp, SYNC_DELWRI | SYNC_TRYLOCK);
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xfs_sync_inodes(mp, SYNC_DELWRI | SYNC_TRYLOCK | SYNC_IOWAIT);
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iput(inode);
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}
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void
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xfs_flush_inode(
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xfs_flush_inodes(
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xfs_inode_t *ip)
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{
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struct inode *inode = VFS_I(ip);
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DECLARE_COMPLETION_ONSTACK(completion);
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igrab(inode);
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xfs_syncd_queue_work(ip->i_mount, inode, xfs_flush_inode_work);
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delay(msecs_to_jiffies(500));
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}
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/*
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* This is the "bigger hammer" version of xfs_flush_inode_work...
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* (IOW, "If at first you don't succeed, use a Bigger Hammer").
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*/
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STATIC void
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xfs_flush_device_work(
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struct xfs_mount *mp,
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void *arg)
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{
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struct inode *inode = arg;
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sync_blockdev(mp->m_super->s_bdev);
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iput(inode);
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}
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void
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xfs_flush_device(
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xfs_inode_t *ip)
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{
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struct inode *inode = VFS_I(ip);
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igrab(inode);
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xfs_syncd_queue_work(ip->i_mount, inode, xfs_flush_device_work);
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delay(msecs_to_jiffies(500));
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xfs_syncd_queue_work(ip->i_mount, inode, xfs_flush_inodes_work, &completion);
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wait_for_completion(&completion);
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xfs_log_force(ip->i_mount, (xfs_lsn_t)0, XFS_LOG_FORCE|XFS_LOG_SYNC);
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}
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@ -497,7 +482,7 @@ xfssyncd(
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{
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struct xfs_mount *mp = arg;
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long timeleft;
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bhv_vfs_sync_work_t *work, *n;
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xfs_sync_work_t *work, *n;
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LIST_HEAD (tmp);
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set_freezable();
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|
@ -532,6 +517,8 @@ xfssyncd(
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list_del(&work->w_list);
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if (work == &mp->m_sync_work)
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continue;
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if (work->w_completion)
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complete(work->w_completion);
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kmem_free(work);
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}
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}
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|
@ -545,6 +532,7 @@ xfs_syncd_init(
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{
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mp->m_sync_work.w_syncer = xfs_sync_worker;
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mp->m_sync_work.w_mount = mp;
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mp->m_sync_work.w_completion = NULL;
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mp->m_sync_task = kthread_run(xfssyncd, mp, "xfssyncd");
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if (IS_ERR(mp->m_sync_task))
|
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return -PTR_ERR(mp->m_sync_task);
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|
|
|
@ -21,18 +21,20 @@
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|||
struct xfs_mount;
|
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struct xfs_perag;
|
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|
||||
typedef struct bhv_vfs_sync_work {
|
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typedef struct xfs_sync_work {
|
||||
struct list_head w_list;
|
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struct xfs_mount *w_mount;
|
||||
void *w_data; /* syncer routine argument */
|
||||
void (*w_syncer)(struct xfs_mount *, void *);
|
||||
} bhv_vfs_sync_work_t;
|
||||
struct completion *w_completion;
|
||||
} xfs_sync_work_t;
|
||||
|
||||
#define SYNC_ATTR 0x0001 /* sync attributes */
|
||||
#define SYNC_DELWRI 0x0002 /* look at delayed writes */
|
||||
#define SYNC_WAIT 0x0004 /* wait for i/o to complete */
|
||||
#define SYNC_BDFLUSH 0x0008 /* BDFLUSH is calling -- don't block */
|
||||
#define SYNC_IOWAIT 0x0010 /* wait for all I/O to complete */
|
||||
#define SYNC_TRYLOCK 0x0020 /* only try to lock inodes */
|
||||
|
||||
int xfs_syncd_init(struct xfs_mount *mp);
|
||||
void xfs_syncd_stop(struct xfs_mount *mp);
|
||||
|
@ -43,8 +45,7 @@ int xfs_sync_fsdata(struct xfs_mount *mp, int flags);
|
|||
int xfs_quiesce_data(struct xfs_mount *mp);
|
||||
void xfs_quiesce_attr(struct xfs_mount *mp);
|
||||
|
||||
void xfs_flush_inode(struct xfs_inode *ip);
|
||||
void xfs_flush_device(struct xfs_inode *ip);
|
||||
void xfs_flush_inodes(struct xfs_inode *ip);
|
||||
|
||||
int xfs_reclaim_inode(struct xfs_inode *ip, int locked, int sync_mode);
|
||||
int xfs_reclaim_inodes(struct xfs_mount *mp, int noblock, int mode);
|
||||
|
|
|
@ -69,15 +69,6 @@ xfs_inode_alloc(
|
|||
ASSERT(!spin_is_locked(&ip->i_flags_lock));
|
||||
ASSERT(completion_done(&ip->i_flush));
|
||||
|
||||
/*
|
||||
* initialise the VFS inode here to get failures
|
||||
* out of the way early.
|
||||
*/
|
||||
if (!inode_init_always(mp->m_super, VFS_I(ip))) {
|
||||
kmem_zone_free(xfs_inode_zone, ip);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/* initialise the xfs inode */
|
||||
ip->i_ino = ino;
|
||||
ip->i_mount = mp;
|
||||
|
@ -113,6 +104,20 @@ xfs_inode_alloc(
|
|||
#ifdef XFS_DIR2_TRACE
|
||||
ip->i_dir_trace = ktrace_alloc(XFS_DIR2_KTRACE_SIZE, KM_NOFS);
|
||||
#endif
|
||||
/*
|
||||
* Now initialise the VFS inode. We do this after the xfs_inode
|
||||
* initialisation as internal failures will result in ->destroy_inode
|
||||
* being called and that will pass down through the reclaim path and
|
||||
* free the XFS inode. This path requires the XFS inode to already be
|
||||
* initialised. Hence if this call fails, the xfs_inode has already
|
||||
* been freed and we should not reference it at all in the error
|
||||
* handling.
|
||||
*/
|
||||
if (!inode_init_always(mp->m_super, VFS_I(ip)))
|
||||
return NULL;
|
||||
|
||||
/* prevent anyone from using this yet */
|
||||
VFS_I(ip)->i_state = I_NEW|I_LOCK;
|
||||
|
||||
return ip;
|
||||
}
|
||||
|
|
|
@ -337,38 +337,6 @@ xfs_iomap_eof_align_last_fsb(
|
|||
return 0;
|
||||
}
|
||||
|
||||
STATIC int
|
||||
xfs_flush_space(
|
||||
xfs_inode_t *ip,
|
||||
int *fsynced,
|
||||
int *ioflags)
|
||||
{
|
||||
switch (*fsynced) {
|
||||
case 0:
|
||||
if (ip->i_delayed_blks) {
|
||||
xfs_iunlock(ip, XFS_ILOCK_EXCL);
|
||||
xfs_flush_inode(ip);
|
||||
xfs_ilock(ip, XFS_ILOCK_EXCL);
|
||||
*fsynced = 1;
|
||||
} else {
|
||||
*ioflags |= BMAPI_SYNC;
|
||||
*fsynced = 2;
|
||||
}
|
||||
return 0;
|
||||
case 1:
|
||||
*fsynced = 2;
|
||||
*ioflags |= BMAPI_SYNC;
|
||||
return 0;
|
||||
case 2:
|
||||
xfs_iunlock(ip, XFS_ILOCK_EXCL);
|
||||
xfs_flush_device(ip);
|
||||
xfs_ilock(ip, XFS_ILOCK_EXCL);
|
||||
*fsynced = 3;
|
||||
return 0;
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
STATIC int
|
||||
xfs_cmn_err_fsblock_zero(
|
||||
xfs_inode_t *ip,
|
||||
|
@ -538,15 +506,9 @@ error_out:
|
|||
}
|
||||
|
||||
/*
|
||||
* If the caller is doing a write at the end of the file,
|
||||
* then extend the allocation out to the file system's write
|
||||
* iosize. We clean up any extra space left over when the
|
||||
* file is closed in xfs_inactive().
|
||||
*
|
||||
* For sync writes, we are flushing delayed allocate space to
|
||||
* try to make additional space available for allocation near
|
||||
* the filesystem full boundary - preallocation hurts in that
|
||||
* situation, of course.
|
||||
* If the caller is doing a write at the end of the file, then extend the
|
||||
* allocation out to the file system's write iosize. We clean up any extra
|
||||
* space left over when the file is closed in xfs_inactive().
|
||||
*/
|
||||
STATIC int
|
||||
xfs_iomap_eof_want_preallocate(
|
||||
|
@ -565,7 +527,7 @@ xfs_iomap_eof_want_preallocate(
|
|||
int n, error, imaps;
|
||||
|
||||
*prealloc = 0;
|
||||
if ((ioflag & BMAPI_SYNC) || (offset + count) <= ip->i_size)
|
||||
if ((offset + count) <= ip->i_size)
|
||||
return 0;
|
||||
|
||||
/*
|
||||
|
@ -611,7 +573,7 @@ xfs_iomap_write_delay(
|
|||
xfs_extlen_t extsz;
|
||||
int nimaps;
|
||||
xfs_bmbt_irec_t imap[XFS_WRITE_IMAPS];
|
||||
int prealloc, fsynced = 0;
|
||||
int prealloc, flushed = 0;
|
||||
int error;
|
||||
|
||||
ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
|
||||
|
@ -627,12 +589,12 @@ xfs_iomap_write_delay(
|
|||
extsz = xfs_get_extsz_hint(ip);
|
||||
offset_fsb = XFS_B_TO_FSBT(mp, offset);
|
||||
|
||||
retry:
|
||||
error = xfs_iomap_eof_want_preallocate(mp, ip, offset, count,
|
||||
ioflag, imap, XFS_WRITE_IMAPS, &prealloc);
|
||||
if (error)
|
||||
return error;
|
||||
|
||||
retry:
|
||||
if (prealloc) {
|
||||
aligned_offset = XFS_WRITEIO_ALIGN(mp, (offset + count - 1));
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||||
ioalign = XFS_B_TO_FSBT(mp, aligned_offset);
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||||
|
@ -659,15 +621,22 @@ retry:
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|||
|
||||
/*
|
||||
* If bmapi returned us nothing, and if we didn't get back EDQUOT,
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||||
* then we must have run out of space - flush delalloc, and retry..
|
||||
* then we must have run out of space - flush all other inodes with
|
||||
* delalloc blocks and retry without EOF preallocation.
|
||||
*/
|
||||
if (nimaps == 0) {
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||||
xfs_iomap_enter_trace(XFS_IOMAP_WRITE_NOSPACE,
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ip, offset, count);
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if (xfs_flush_space(ip, &fsynced, &ioflag))
|
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if (flushed)
|
||||
return XFS_ERROR(ENOSPC);
|
||||
|
||||
xfs_iunlock(ip, XFS_ILOCK_EXCL);
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xfs_flush_inodes(ip);
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||||
xfs_ilock(ip, XFS_ILOCK_EXCL);
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||||
|
||||
flushed = 1;
|
||||
error = 0;
|
||||
prealloc = 0;
|
||||
goto retry;
|
||||
}
|
||||
|
||||
|
|
|
@ -40,8 +40,7 @@ typedef enum {
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|||
BMAPI_IGNSTATE = (1 << 4), /* ignore unwritten state on read */
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BMAPI_DIRECT = (1 << 5), /* direct instead of buffered write */
|
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BMAPI_MMAP = (1 << 6), /* allocate for mmap write */
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BMAPI_SYNC = (1 << 7), /* sync write to flush delalloc space */
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BMAPI_TRYLOCK = (1 << 8), /* non-blocking request */
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||||
BMAPI_TRYLOCK = (1 << 7), /* non-blocking request */
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||||
} bmapi_flags_t;
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||||
|
||||
|
|
|
@ -562,9 +562,8 @@ xfs_log_mount(
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}
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mp->m_log = xlog_alloc_log(mp, log_target, blk_offset, num_bblks);
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if (!mp->m_log) {
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cmn_err(CE_WARN, "XFS: Log allocation failed: No memory!");
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error = ENOMEM;
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||||
if (IS_ERR(mp->m_log)) {
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||||
error = -PTR_ERR(mp->m_log);
|
||||
goto out;
|
||||
}
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||||
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||||
|
@ -1180,10 +1179,13 @@ xlog_alloc_log(xfs_mount_t *mp,
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|||
xfs_buf_t *bp;
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||||
int i;
|
||||
int iclogsize;
|
||||
int error = ENOMEM;
|
||||
|
||||
log = kmem_zalloc(sizeof(xlog_t), KM_MAYFAIL);
|
||||
if (!log)
|
||||
return NULL;
|
||||
if (!log) {
|
||||
xlog_warn("XFS: Log allocation failed: No memory!");
|
||||
goto out;
|
||||
}
|
||||
|
||||
log->l_mp = mp;
|
||||
log->l_targ = log_target;
|
||||
|
@ -1201,19 +1203,35 @@ xlog_alloc_log(xfs_mount_t *mp,
|
|||
log->l_grant_reserve_cycle = 1;
|
||||
log->l_grant_write_cycle = 1;
|
||||
|
||||
error = EFSCORRUPTED;
|
||||
if (xfs_sb_version_hassector(&mp->m_sb)) {
|
||||
log->l_sectbb_log = mp->m_sb.sb_logsectlog - BBSHIFT;
|
||||
ASSERT(log->l_sectbb_log <= mp->m_sectbb_log);
|
||||
if (log->l_sectbb_log < 0 ||
|
||||
log->l_sectbb_log > mp->m_sectbb_log) {
|
||||
xlog_warn("XFS: Log sector size (0x%x) out of range.",
|
||||
log->l_sectbb_log);
|
||||
goto out_free_log;
|
||||
}
|
||||
|
||||
/* for larger sector sizes, must have v2 or external log */
|
||||
ASSERT(log->l_sectbb_log == 0 ||
|
||||
log->l_logBBstart == 0 ||
|
||||
xfs_sb_version_haslogv2(&mp->m_sb));
|
||||
ASSERT(mp->m_sb.sb_logsectlog >= BBSHIFT);
|
||||
if (log->l_sectbb_log != 0 &&
|
||||
(log->l_logBBstart != 0 &&
|
||||
!xfs_sb_version_haslogv2(&mp->m_sb))) {
|
||||
xlog_warn("XFS: log sector size (0x%x) invalid "
|
||||
"for configuration.", log->l_sectbb_log);
|
||||
goto out_free_log;
|
||||
}
|
||||
if (mp->m_sb.sb_logsectlog < BBSHIFT) {
|
||||
xlog_warn("XFS: Log sector log (0x%x) too small.",
|
||||
mp->m_sb.sb_logsectlog);
|
||||
goto out_free_log;
|
||||
}
|
||||
}
|
||||
log->l_sectbb_mask = (1 << log->l_sectbb_log) - 1;
|
||||
|
||||
xlog_get_iclog_buffer_size(mp, log);
|
||||
|
||||
error = ENOMEM;
|
||||
bp = xfs_buf_get_empty(log->l_iclog_size, mp->m_logdev_targp);
|
||||
if (!bp)
|
||||
goto out_free_log;
|
||||
|
@ -1313,7 +1331,8 @@ out_free_iclog:
|
|||
xfs_buf_free(log->l_xbuf);
|
||||
out_free_log:
|
||||
kmem_free(log);
|
||||
return NULL;
|
||||
out:
|
||||
return ERR_PTR(-error);
|
||||
} /* xlog_alloc_log */
|
||||
|
||||
|
||||
|
@ -2541,18 +2560,19 @@ redo:
|
|||
xlog_ins_ticketq(&log->l_reserve_headq, tic);
|
||||
xlog_trace_loggrant(log, tic,
|
||||
"xlog_grant_log_space: sleep 2");
|
||||
spin_unlock(&log->l_grant_lock);
|
||||
xlog_grant_push_ail(log->l_mp, need_bytes);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
|
||||
XFS_STATS_INC(xs_sleep_logspace);
|
||||
sv_wait(&tic->t_wait, PINOD|PLTWAIT, &log->l_grant_lock, s);
|
||||
|
||||
if (XLOG_FORCED_SHUTDOWN(log)) {
|
||||
spin_lock(&log->l_grant_lock);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
if (XLOG_FORCED_SHUTDOWN(log))
|
||||
goto error_return;
|
||||
}
|
||||
|
||||
xlog_trace_loggrant(log, tic,
|
||||
"xlog_grant_log_space: wake 2");
|
||||
xlog_grant_push_ail(log->l_mp, need_bytes);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
goto redo;
|
||||
} else if (tic->t_flags & XLOG_TIC_IN_Q)
|
||||
xlog_del_ticketq(&log->l_reserve_headq, tic);
|
||||
|
@ -2631,7 +2651,7 @@ xlog_regrant_write_log_space(xlog_t *log,
|
|||
* for more free space, otherwise try to get some space for
|
||||
* this transaction.
|
||||
*/
|
||||
|
||||
need_bytes = tic->t_unit_res;
|
||||
if ((ntic = log->l_write_headq)) {
|
||||
free_bytes = xlog_space_left(log, log->l_grant_write_cycle,
|
||||
log->l_grant_write_bytes);
|
||||
|
@ -2651,26 +2671,25 @@ xlog_regrant_write_log_space(xlog_t *log,
|
|||
|
||||
xlog_trace_loggrant(log, tic,
|
||||
"xlog_regrant_write_log_space: sleep 1");
|
||||
spin_unlock(&log->l_grant_lock);
|
||||
xlog_grant_push_ail(log->l_mp, need_bytes);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
|
||||
XFS_STATS_INC(xs_sleep_logspace);
|
||||
sv_wait(&tic->t_wait, PINOD|PLTWAIT,
|
||||
&log->l_grant_lock, s);
|
||||
|
||||
/* If we're shutting down, this tic is already
|
||||
* off the queue */
|
||||
if (XLOG_FORCED_SHUTDOWN(log)) {
|
||||
spin_lock(&log->l_grant_lock);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
if (XLOG_FORCED_SHUTDOWN(log))
|
||||
goto error_return;
|
||||
}
|
||||
|
||||
xlog_trace_loggrant(log, tic,
|
||||
"xlog_regrant_write_log_space: wake 1");
|
||||
xlog_grant_push_ail(log->l_mp, tic->t_unit_res);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
}
|
||||
}
|
||||
|
||||
need_bytes = tic->t_unit_res;
|
||||
|
||||
redo:
|
||||
if (XLOG_FORCED_SHUTDOWN(log))
|
||||
goto error_return;
|
||||
|
@ -2680,19 +2699,20 @@ redo:
|
|||
if (free_bytes < need_bytes) {
|
||||
if ((tic->t_flags & XLOG_TIC_IN_Q) == 0)
|
||||
xlog_ins_ticketq(&log->l_write_headq, tic);
|
||||
spin_unlock(&log->l_grant_lock);
|
||||
xlog_grant_push_ail(log->l_mp, need_bytes);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
|
||||
XFS_STATS_INC(xs_sleep_logspace);
|
||||
sv_wait(&tic->t_wait, PINOD|PLTWAIT, &log->l_grant_lock, s);
|
||||
|
||||
/* If we're shutting down, this tic is already off the queue */
|
||||
if (XLOG_FORCED_SHUTDOWN(log)) {
|
||||
spin_lock(&log->l_grant_lock);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
if (XLOG_FORCED_SHUTDOWN(log))
|
||||
goto error_return;
|
||||
}
|
||||
|
||||
xlog_trace_loggrant(log, tic,
|
||||
"xlog_regrant_write_log_space: wake 2");
|
||||
xlog_grant_push_ail(log->l_mp, need_bytes);
|
||||
spin_lock(&log->l_grant_lock);
|
||||
goto redo;
|
||||
} else if (tic->t_flags & XLOG_TIC_IN_Q)
|
||||
xlog_del_ticketq(&log->l_write_headq, tic);
|
||||
|
|
|
@ -313,7 +313,7 @@ typedef struct xfs_mount {
|
|||
#endif
|
||||
struct xfs_mru_cache *m_filestream; /* per-mount filestream data */
|
||||
struct task_struct *m_sync_task; /* generalised sync thread */
|
||||
bhv_vfs_sync_work_t m_sync_work; /* work item for VFS_SYNC */
|
||||
xfs_sync_work_t m_sync_work; /* work item for VFS_SYNC */
|
||||
struct list_head m_sync_list; /* sync thread work item list */
|
||||
spinlock_t m_sync_lock; /* work item list lock */
|
||||
int m_sync_seq; /* sync thread generation no. */
|
||||
|
|
|
@ -1457,6 +1457,13 @@ xfs_create(
|
|||
error = xfs_trans_reserve(tp, resblks, log_res, 0,
|
||||
XFS_TRANS_PERM_LOG_RES, log_count);
|
||||
if (error == ENOSPC) {
|
||||
/* flush outstanding delalloc blocks and retry */
|
||||
xfs_flush_inodes(dp);
|
||||
error = xfs_trans_reserve(tp, resblks, XFS_CREATE_LOG_RES(mp), 0,
|
||||
XFS_TRANS_PERM_LOG_RES, XFS_CREATE_LOG_COUNT);
|
||||
}
|
||||
if (error == ENOSPC) {
|
||||
/* No space at all so try a "no-allocation" reservation */
|
||||
resblks = 0;
|
||||
error = xfs_trans_reserve(tp, 0, log_res, 0,
|
||||
XFS_TRANS_PERM_LOG_RES, log_count);
|
||||
|
|
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