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authorRaghavendra G <raghavendra@gluster.com>2010-08-25 04:37:44 +0000
committerVijay Bellur <vijay@dev.gluster.com>2010-09-21 04:02:39 -0700
commit6dbd6185483591fc2f83beee9d2766d1ea0c61a4 (patch)
tree6b2ace0057bb95267b4bcfb20cdd95dba1e78c5e /xlators
parent7547953e3a7a458d60f8bbfef8e141aff087bfa3 (diff)
mount/fuse: By default enable direct-io only for fds not openened with O_RDONLY.v3.1.0qa27
Signed-off-by: Raghavendra G <raghavendra@gluster.com> Signed-off-by: Vijay Bellur <vijay@dev.gluster.com> BUG: 801 (Direct io-mode support and related changes in caching translators.) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=801
Diffstat (limited to 'xlators')
-rw-r--r--xlators/mount/fuse/src/fuse-bridge.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/xlators/mount/fuse/src/fuse-bridge.c b/xlators/mount/fuse/src/fuse-bridge.c
index 686391b920f..122304446ef 100644
--- a/xlators/mount/fuse/src/fuse-bridge.c
+++ b/xlators/mount/fuse/src/fuse-bridge.c
@@ -532,7 +532,9 @@ fuse_fd_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
foo.open_flags = 0;
if (!IA_ISDIR (fd->inode->ia_type)) {
- if (priv->direct_io_mode)
+ if (((priv->direct_io_mode == 2)
+ && ((state->flags & O_ACCMODE) != O_RDONLY))
+ || (priv->direct_io_mode == 1))
foo.open_flags |= FOPEN_DIRECT_IO;
#ifdef GF_DARWIN_HOST_OS
/* In Linux: by default, buffer cache
@@ -1435,7 +1437,9 @@ fuse_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
if (op_ret >= 0) {
foo.fh = (uintptr_t) fd;
- if (priv->direct_io_mode)
+ if (((priv->direct_io_mode == 2)
+ && ((state->flags & O_ACCMODE) != O_RDONLY))
+ || (priv->direct_io_mode == 1))
foo.open_flags |= FOPEN_DIRECT_IO;
gf_log ("glusterfs-fuse", GF_LOG_TRACE,