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-rw-r--r--Documentation/filesystems/Locking6
1 files changed, 1 insertions, 5 deletions
diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index 18b9d0ca0630..1192fde11638 100644
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -462,9 +462,7 @@ in sys_read() and friends.
462prototypes: 462prototypes:
463 int (*initialize) (struct inode *, int); 463 int (*initialize) (struct inode *, int);
464 int (*drop) (struct inode *); 464 int (*drop) (struct inode *);
465 int (*alloc_space) (struct inode *, qsize_t, int);
466 int (*alloc_inode) (const struct inode *, unsigned long); 465 int (*alloc_inode) (const struct inode *, unsigned long);
467 int (*free_space) (struct inode *, qsize_t);
468 int (*free_inode) (const struct inode *, unsigned long); 466 int (*free_inode) (const struct inode *, unsigned long);
469 int (*transfer) (struct inode *, struct iattr *); 467 int (*transfer) (struct inode *, struct iattr *);
470 int (*write_dquot) (struct dquot *); 468 int (*write_dquot) (struct dquot *);
@@ -481,9 +479,7 @@ What filesystem should expect from the generic quota functions:
481 FS recursion Held locks when called 479 FS recursion Held locks when called
482initialize: yes maybe dqonoff_sem 480initialize: yes maybe dqonoff_sem
483drop: yes - 481drop: yes -
484alloc_space: ->mark_dirty() -
485alloc_inode: ->mark_dirty() - 482alloc_inode: ->mark_dirty() -
486free_space: ->mark_dirty() -
487free_inode: ->mark_dirty() - 483free_inode: ->mark_dirty() -
488transfer: yes - 484transfer: yes -
489write_dquot: yes dqonoff_sem or dqptr_sem 485write_dquot: yes dqonoff_sem or dqptr_sem
@@ -495,7 +491,7 @@ write_info: yes dqonoff_sem
495FS recursion means calling ->quota_read() and ->quota_write() from superblock 491FS recursion means calling ->quota_read() and ->quota_write() from superblock
496operations. 492operations.
497 493
498->alloc_space(), ->alloc_inode(), ->free_space(), ->free_inode() are called 494->alloc_inode(), ->free_inode() are called
499only directly by the filesystem and do not call any fs functions only 495only directly by the filesystem and do not call any fs functions only
500the ->mark_dirty() operation. 496the ->mark_dirty() operation.
501 497