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[PATCH] fat_lock is used as a mutex, convert it to using the new mutex primitive

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The fat code uses the fat_lock always in a mutex way (taking and releasing
the lock in the same function), the patch below converts it into the new
mutex primitive.  Please consider this patch for the code.

Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Arjan van de Ven
2006-03-23 03:00:48 -08:00
committed by Linus Torvalds
parent f82945dff5
commit 6b9438e132
2 changed files with 5 additions and 4 deletions
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3
include/linux/msdos_fs.h
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@@ -184,6 +184,7 @@ struct fat_slot_info {
#include <linux/string.h>
#include <linux/nls.h>
#include <linux/fs.h>
#include <linux/mutex.h>
struct fat_mount_options {
uid_t fs_uid;
@@ -226,7 +227,7 @@ struct msdos_sb_info {
unsigned long max_cluster; /* maximum cluster number */
unsigned long root_cluster; /* first cluster of the root directory */
unsigned long fsinfo_sector; /* sector number of FAT32 fsinfo */
struct semaphore fat_lock;
struct mutex fat_lock;
unsigned int prev_free; /* previously allocated cluster number */
unsigned int free_clusters; /* -1 if undefined */
struct fat_mount_options options;