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authorBrian Foster <bfoster@redhat.com>2013-10-02 07:16:02 -0400
committerAnand Avati <avati@redhat.com>2013-10-09 18:57:53 -0700
commitcecc5b8fc05f071e9556c84153634b6d50c77dbb (patch)
tree2c5482d2a06eeb7e17f3a7a4a5c1639a48d0b54b
parent19ae2464c0800965c18c35132b0b6c7fe09d5f68 (diff)
contrib/qemu: disable coroutine caching in qemu
Coroutine caching in qemu is dangerous in the manner that the qemu-block translator embeds the qemu block subsystem code. After a graph switch, new requests can fork off and pass active graph data structures (i.e., inodes) down into old syncenvs and old graphs, leading to failures. BUG: 986775 Change-Id: I7b7226ff57c7867d0e51a58a7c0e58f4d8424c31 Signed-off-by: Brian Foster <bfoster@redhat.com> Reviewed-on: http://review.gluster.org/6022 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
-rw-r--r--contrib/qemu/qemu-coroutine.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/contrib/qemu/qemu-coroutine.c b/contrib/qemu/qemu-coroutine.c
index 423430d..5e19307 100644
--- a/contrib/qemu/qemu-coroutine.c
+++ b/contrib/qemu/qemu-coroutine.c
@@ -20,7 +20,7 @@
enum {
/* Maximum free pool size prevents holding too many freed coroutines */
- POOL_MAX_SIZE = 64,
+ POOL_MAX_SIZE = 0,
};
/** Free list to speed up creation */