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authorRaghavendra G <raghavendra@gluster.com>2012-11-16 12:06:36 +0530
committerAnand Avati <avati@redhat.com>2013-01-29 11:01:34 -0800
commit088050b257ac9cbd2115587b0f7306760c44a4a3 (patch)
tree74e1070291e6d2baecafad66af35d337abe79808 /xlators/performance/io-cache/src/page.c
parentf811441e257cafb975dfcd16f14b4378beee524e (diff)
performance/io-cache: propagate errors while unwinding frame in
read path. Change-Id: Ieb5d592a987e8681d5ec019da309f75e3b207580 BUG: 858242 Signed-off-by: Raghavendra G <raghavendra@gluster.com> Reviewed-on: http://review.gluster.org/4204 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
Diffstat (limited to 'xlators/performance/io-cache/src/page.c')
-rw-r--r--xlators/performance/io-cache/src/page.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/xlators/performance/io-cache/src/page.c b/xlators/performance/io-cache/src/page.c
index c18c04a0bdb..54c6f9b5019 100644
--- a/xlators/performance/io-cache/src/page.c
+++ b/xlators/performance/io-cache/src/page.c
@@ -804,7 +804,7 @@ ioc_frame_unwind (call_frame_t *frame)
int32_t copied = 0;
struct iobref *iobref = NULL;
struct iatt stbuf = {0,};
- int32_t op_ret = 0;
+ int32_t op_ret = 0, op_errno = 0;
GF_ASSERT (frame);
@@ -813,7 +813,13 @@ ioc_frame_unwind (call_frame_t *frame)
gf_log (frame->this->name, GF_LOG_WARNING,
"local is NULL");
op_ret = -1;
- local->op_errno = ENOMEM;
+ op_errno = ENOMEM;
+ goto unwind;
+ }
+
+ if (local->op_ret < 0) {
+ op_ret = local->op_ret;
+ op_errno = local->op_errno;
goto unwind;
}
@@ -822,7 +828,7 @@ ioc_frame_unwind (call_frame_t *frame)
iobref = iobref_new ();
if (iobref == NULL) {
op_ret = -1;
- local->op_errno = ENOMEM;
+ op_errno = ENOMEM;
}
if (list_empty (&local->fill_list)) {
@@ -839,7 +845,7 @@ ioc_frame_unwind (call_frame_t *frame)
vector = GF_CALLOC (count, sizeof (*vector), gf_ioc_mt_iovec);
if (vector == NULL) {
op_ret = -1;
- local->op_errno = ENOMEM;
+ op_errno = ENOMEM;
}
list_for_each_entry_safe (fill, next, &local->fill_list, list) {
@@ -869,7 +875,7 @@ unwind:
// ioc_local_unlock (local);
- STACK_UNWIND_STRICT (readv, frame, op_ret, local->op_errno, vector,
+ STACK_UNWIND_STRICT (readv, frame, op_ret, op_errno, vector,
count, &stbuf, iobref, NULL);
if (iobref != NULL) {