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authorAmar Tumballi <amar@gluster.com>2009-11-13 14:00:40 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-11-16 00:41:24 -0800
commit91f8b2a1668a4c63e0c21df4f7ac6dfb506f79d7 (patch)
tree1db6fad1cbe30d4f4b1bfb456a0ef7c52aa1069a /xlators/cluster/stripe
parent3c6647577f81568b7ad5cbf7435ef98aaa79e00a (diff)
fixes in stripe
* fix in stripe readv, so that a read request which falls in two (or more) subvolumes, depending on stripe-size works fine. * fix in stripe_setattr_cbk, where 'postop' stat structure was returning wrong 'st_size'. Signed-off-by: Amar Tumballi <amar@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 368 (setattr on a non-regular file makes glusterfs crash) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=368
Diffstat (limited to 'xlators/cluster/stripe')
-rw-r--r--xlators/cluster/stripe/src/stripe.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/xlators/cluster/stripe/src/stripe.c b/xlators/cluster/stripe/src/stripe.c
index 0b02060195e..02e09efbcd1 100644
--- a/xlators/cluster/stripe/src/stripe.c
+++ b/xlators/cluster/stripe/src/stripe.c
@@ -981,8 +981,9 @@ stripe_setattr_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
local->stbuf.st_blocks += postop->st_blocks;
- if (local->stbuf.st_size < postop->st_size)
+ if (local->stbuf.st_size < preop->st_size)
local->pre_buf.st_size = preop->st_size;
+ if (local->stbuf.st_size < postop->st_size)
local->stbuf.st_size = postop->st_size;
if (local->stbuf.st_blksize != postop->st_blksize) {
@@ -3196,7 +3197,7 @@ stripe_readv (call_frame_t *frame, xlator_t *this, fd_t *fd,
*/
rounded_start = floor (offset, stripe_size);
rounded_end = roof (offset+size, stripe_size);
- num_stripe = (rounded_end - rounded_start) / stripe_size;
+ num_stripe = rounded_end/stripe_size - rounded_start/stripe_size;
local = CALLOC (1, sizeof (stripe_local_t));
if (!local) {