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authorMatthias Kaehlcke <matthias@kaehlcke.net>2008-07-25 01:46:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-25 10:53:33 -0700
commit895c23f8c39c0c8d7b536bb2566d4aa968d78be2 (patch)
tree3744aca0dc59f075e53af348062ad11efdb21192 /fs/hfsplus/extents.c
parent39f8d472f280dee6503a364d1d911b9e20ce3ec9 (diff)
downloadlinux-2.6.34-ux500-895c23f8c39c0c8d7b536bb2566d4aa968d78be2.tar.gz
hfsplus: convert the extents_lock in a mutex
Apple Extended HFS file system: The semaphore extents lock is used as a mutex. Convert it to the mutex API. Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/hfsplus/extents.c')
-rw-r--r--fs/hfsplus/extents.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c
index 12e899cd788..fec8f61227f 100644
--- a/fs/hfsplus/extents.c
+++ b/fs/hfsplus/extents.c
@@ -199,16 +199,16 @@ int hfsplus_get_block(struct inode *inode, sector_t iblock,
goto done;
}
- down(&HFSPLUS_I(inode).extents_lock);
+ mutex_lock(&HFSPLUS_I(inode).extents_lock);
res = hfsplus_ext_read_extent(inode, ablock);
if (!res) {
dblock = hfsplus_ext_find_block(HFSPLUS_I(inode).cached_extents, ablock -
HFSPLUS_I(inode).cached_start);
} else {
- up(&HFSPLUS_I(inode).extents_lock);
+ mutex_unlock(&HFSPLUS_I(inode).extents_lock);
return -EIO;
}
- up(&HFSPLUS_I(inode).extents_lock);
+ mutex_unlock(&HFSPLUS_I(inode).extents_lock);
done:
dprint(DBG_EXTENT, "get_block(%lu): %llu - %u\n", inode->i_ino, (long long)iblock, dblock);
@@ -355,7 +355,7 @@ int hfsplus_file_extend(struct inode *inode)
return -ENOSPC;
}
- down(&HFSPLUS_I(inode).extents_lock);
+ mutex_lock(&HFSPLUS_I(inode).extents_lock);
if (HFSPLUS_I(inode).alloc_blocks == HFSPLUS_I(inode).first_blocks)
goal = hfsplus_ext_lastblock(HFSPLUS_I(inode).first_extents);
else {
@@ -408,7 +408,7 @@ int hfsplus_file_extend(struct inode *inode)
goto insert_extent;
}
out:
- up(&HFSPLUS_I(inode).extents_lock);
+ mutex_unlock(&HFSPLUS_I(inode).extents_lock);
if (!res) {
HFSPLUS_I(inode).alloc_blocks += len;
mark_inode_dirty(inode);
@@ -465,7 +465,7 @@ void hfsplus_file_truncate(struct inode *inode)
if (blk_cnt == alloc_cnt)
goto out;
- down(&HFSPLUS_I(inode).extents_lock);
+ mutex_lock(&HFSPLUS_I(inode).extents_lock);
hfs_find_init(HFSPLUS_SB(sb).ext_tree, &fd);
while (1) {
if (alloc_cnt == HFSPLUS_I(inode).first_blocks) {
@@ -492,7 +492,7 @@ void hfsplus_file_truncate(struct inode *inode)
hfs_brec_remove(&fd);
}
hfs_find_exit(&fd);
- up(&HFSPLUS_I(inode).extents_lock);
+ mutex_unlock(&HFSPLUS_I(inode).extents_lock);
HFSPLUS_I(inode).alloc_blocks = blk_cnt;
out: