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authorChristoph Hellwig <hch@infradead.org>2010-06-24 11:44:35 +1000
committerAlex Elder <aelder@sgi.com>2010-07-26 13:16:42 -0500
commitf2bde9b89b4d67c9bc3b963cb996f449ddcd27a4 (patch)
tree3f5ce631c4f0057776bdf38fcde1b34b359f3376 /fs
parent3070451eea1ed8e3bde0573183c7d8ac25fd5e97 (diff)
downloadop-kernel-dev-f2bde9b89b4d67c9bc3b963cb996f449ddcd27a4.zip
op-kernel-dev-f2bde9b89b4d67c9bc3b963cb996f449ddcd27a4.tar.gz
xfs: small cleanups for xfs_iomap / __xfs_get_blocks
Remove the flags argument to __xfs_get_blocks as we can easily derive it from the direct argument, and remove the unused BMAPI_MMAP flag. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/linux-2.6/xfs_aops.c17
-rw-r--r--fs/xfs/xfs_iomap.c2
-rw-r--r--fs/xfs/xfs_iomap.h2
3 files changed, 10 insertions, 11 deletions
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 1776cdd..88ce1c6 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -1295,9 +1295,9 @@ __xfs_get_blocks(
sector_t iblock,
struct buffer_head *bh_result,
int create,
- int direct,
- bmapi_flags_t flags)
+ int direct)
{
+ int flags = create ? BMAPI_WRITE : BMAPI_READ;
struct xfs_bmbt_irec imap;
xfs_off_t offset;
ssize_t size;
@@ -1312,8 +1312,11 @@ __xfs_get_blocks(
if (!create && direct && offset >= i_size_read(inode))
return 0;
- error = xfs_iomap(XFS_I(inode), offset, size,
- create ? flags : BMAPI_READ, &imap, &nimap, &new);
+ if (direct && create)
+ flags |= BMAPI_DIRECT;
+
+ error = xfs_iomap(XFS_I(inode), offset, size, flags, &imap, &nimap,
+ &new);
if (error)
return -error;
if (nimap == 0)
@@ -1393,8 +1396,7 @@ xfs_get_blocks(
struct buffer_head *bh_result,
int create)
{
- return __xfs_get_blocks(inode, iblock,
- bh_result, create, 0, BMAPI_WRITE);
+ return __xfs_get_blocks(inode, iblock, bh_result, create, 0);
}
STATIC int
@@ -1404,8 +1406,7 @@ xfs_get_blocks_direct(
struct buffer_head *bh_result,
int create)
{
- return __xfs_get_blocks(inode, iblock,
- bh_result, create, 1, BMAPI_WRITE|BMAPI_DIRECT);
+ return __xfs_get_blocks(inode, iblock, bh_result, create, 1);
}
STATIC void
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index a0dbcaf..2057614 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -133,7 +133,7 @@ xfs_iomap(
break;
}
- if (flags & (BMAPI_DIRECT|BMAPI_MMAP)) {
+ if (flags & BMAPI_DIRECT) {
error = xfs_iomap_write_direct(ip, offset, count, flags,
imap, nimaps);
} else {
diff --git a/fs/xfs/xfs_iomap.h b/fs/xfs/xfs_iomap.h
index 81ac4af..2cea2da 100644
--- a/fs/xfs/xfs_iomap.h
+++ b/fs/xfs/xfs_iomap.h
@@ -26,7 +26,6 @@ typedef enum {
/* modifiers */
BMAPI_IGNSTATE = (1 << 4), /* ignore unwritten state on read */
BMAPI_DIRECT = (1 << 5), /* direct instead of buffered write */
- BMAPI_MMAP = (1 << 6), /* allocate for mmap write */
BMAPI_TRYLOCK = (1 << 7), /* non-blocking request */
} bmapi_flags_t;
@@ -36,7 +35,6 @@ typedef enum {
{ BMAPI_ALLOCATE, "ALLOCATE" }, \
{ BMAPI_IGNSTATE, "IGNSTATE" }, \
{ BMAPI_DIRECT, "DIRECT" }, \
- { BMAPI_MMAP, "MMAP" }, \
{ BMAPI_TRYLOCK, "TRYLOCK" }
struct xfs_inode;
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