[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 4/6] XBZRLE cache size should not be larger than
From: |
Orit Wasserman |
Subject: |
[Qemu-devel] [PATCH v2 4/6] XBZRLE cache size should not be larger than guest memory size |
Date: |
Thu, 30 Jan 2014 20:08:36 +0200 |
Signed-off-by: Orit Wasserman <address@hidden>
---
migration.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/migration.c b/migration.c
index 46a7305..25add6f 100644
--- a/migration.c
+++ b/migration.c
@@ -479,6 +479,13 @@ void qmp_migrate_set_cache_size(int64_t value, Error
**errp)
return;
}
+ /* Cache should not be larger than guest ram size */
+ if (value > ram_bytes_total()) {
+ error_set(errp, QERR_INVALID_PARAMETER_VALUE, "cache size",
+ "exceeds guest ram size ");
+ return;
+ }
+
new_size = xbzrle_cache_resize(value);
if (new_size < 0) {
error_set(errp, QERR_INVALID_PARAMETER_VALUE, "cache size",
--
1.8.3.1
[Qemu-devel] [PATCH v2 3/6] migration:fix free XBZRLE decoded_buf wrong, Orit Wasserman, 2014/01/30
[Qemu-devel] [PATCH v2 5/6] Don't abort on out of memory when creating page cache, Orit Wasserman, 2014/01/30
[Qemu-devel] [PATCH v2 6/6] Don't abort on memory allocation error, Orit Wasserman, 2014/01/30