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-rw-r--r--Documentation/filesystems/Locking7
1 files changed, 1 insertions, 6 deletions
diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index 2c391338c675..37bf0a9de75c 100644
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -441,8 +441,6 @@ prototypes:
441 int (*iterate) (struct file *, struct dir_context *); 441 int (*iterate) (struct file *, struct dir_context *);
442 int (*iterate_shared) (struct file *, struct dir_context *); 442 int (*iterate_shared) (struct file *, struct dir_context *);
443 __poll_t (*poll) (struct file *, struct poll_table_struct *); 443 __poll_t (*poll) (struct file *, struct poll_table_struct *);
444 struct wait_queue_head * (*get_poll_head)(struct file *, __poll_t);
445 __poll_t (*poll_mask) (struct file *, __poll_t);
446 long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long); 444 long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);
447 long (*compat_ioctl) (struct file *, unsigned int, unsigned long); 445 long (*compat_ioctl) (struct file *, unsigned int, unsigned long);
448 int (*mmap) (struct file *, struct vm_area_struct *); 446 int (*mmap) (struct file *, struct vm_area_struct *);
@@ -473,7 +471,7 @@ prototypes:
473}; 471};
474 472
475locking rules: 473locking rules:
476 All except for ->poll_mask may block. 474 All may block.
477 475
478->llseek() locking has moved from llseek to the individual llseek 476->llseek() locking has moved from llseek to the individual llseek
479implementations. If your fs is not using generic_file_llseek, you 477implementations. If your fs is not using generic_file_llseek, you
@@ -505,9 +503,6 @@ in sys_read() and friends.
505the lease within the individual filesystem to record the result of the 503the lease within the individual filesystem to record the result of the
506operation 504operation
507 505
508->poll_mask can be called with or without the waitqueue lock for the waitqueue
509returned from ->get_poll_head.
510
511--------------------------- dquot_operations ------------------------------- 506--------------------------- dquot_operations -------------------------------
512prototypes: 507prototypes:
513 int (*write_dquot) (struct dquot *); 508 int (*write_dquot) (struct dquot *);