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authorPranith Kumar K <pkarampu@redhat.com>2012-11-15 23:07:24 +0530
committerAnand Avati <avati@redhat.com>2013-01-18 13:20:52 -0800
commita2b85d13e50327da721e32071aecad21b10ffb1a (patch)
tree81a1f9caf54e550dbb80b13a6e2aae5d28204b77 /xlators/cluster/afr/src/afr-inode-read.c
parentba16dc622a4ffc24baf7c2cde1210be7bf9fa019 (diff)
cluster/afr: Fail readv on data-split-brain
Problem: Afr prevents opens on a file in split-brian but the fd that is already open still has the capability to perform both reads and writes to the file. Fix: Fail readvs on a file with EIO. Change-Id: I8e07f24c36fab800499b36ab374f984b743332cd BUG: 873962 Signed-off-by: Pranith Kumar K <pkarampu@redhat.com> Reviewed-on: http://review.gluster.org/4199 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Jeff Darcy <jdarcy@redhat.com> Reviewed-by: Anand Avati <avati@redhat.com>
Diffstat (limited to 'xlators/cluster/afr/src/afr-inode-read.c')
-rw-r--r--xlators/cluster/afr/src/afr-inode-read.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/xlators/cluster/afr/src/afr-inode-read.c b/xlators/cluster/afr/src/afr-inode-read.c
index 1b3f74051..40d57b6f9 100644
--- a/xlators/cluster/afr/src/afr-inode-read.c
+++ b/xlators/cluster/afr/src/afr-inode-read.c
@@ -1813,6 +1813,11 @@ afr_readv (call_frame_t *frame, xlator_t *this,
priv = this->private;
children = priv->children;
+ if (afr_is_data_split_brain (this, fd->inode)) {
+ op_errno = EIO;
+ goto out;
+ }
+
AFR_LOCAL_ALLOC_OR_GOTO (frame->local, out);
local = frame->local;