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vhost_user: 'nregions' saves the actual number of mapped guest physical address area
76/10176/3
author
Haiyang Tan
<haiyang.tan.dev@gmail.com>
Sat, 20 Jan 2018 09:01:28 +0000
(
04:01
-0500)
committer
Damjan Marion
<dmarion.lists@gmail.com>
Sun, 21 Jan 2018 10:30:56 +0000
(10:30 +0000)
This patch fixed the VMA leak that if mapping one of guest physical address area get failed.
Change-Id: I07b0b9a932209561d6ff2b2dd08a111ea5db2209
Signed-off-by: Haiyang Tan <haiyang.tan.dev@gmail.com>
src/vnet/devices/virtio/vhost-user.c
patch
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diff --git
a/src/vnet/devices/virtio/vhost-user.c
b/src/vnet/devices/virtio/vhost-user.c
index
7470f15
..
c782040
100644
(file)
--- a/
src/vnet/devices/virtio/vhost-user.c
+++ b/
src/vnet/devices/virtio/vhost-user.c
@@
-852,8
+852,9
@@
vhost_user_socket_read (clib_file_t * uf)
}
vui->region_mmap_addr[i] += vui->regions[i].mmap_offset;
vui->region_mmap_fd[i] = fds[i];
+
+ vui->nregions++;
}
- vui->nregions = msg.memory.nregions;
break;
case VHOST_USER_SET_VRING_NUM: