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[Qemu-devel] [PATCH 02/38] qemu-doc: Fix ivshmem huge page example
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH 02/38] qemu-doc: Fix ivshmem huge page example |
Date: |
Mon, 29 Feb 2016 19:40:18 +0100 |
Option parameter "share" is missing. Without it, you get a *private*
mmap(), which defeats ivshmem's purpose pretty thoroughly ;)
While there, switch to the conventional mountpoint of hugetlbfs
/dev/hugepages.
Signed-off-by: Markus Armbruster <address@hidden>
---
qemu-doc.texi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/qemu-doc.texi b/qemu-doc.texi
index bc9dd13..65f3b29 100644
--- a/qemu-doc.texi
+++ b/qemu-doc.texi
@@ -1311,7 +1311,7 @@ Instead of specifying the <shm size> using POSIX shm, you
may specify
a memory backend that has hugepage support:
@example
-qemu-system-i386 -object
memory-backend-file,size=1G,mem-path=/mnt/hugepages/my-shmem-file,id=mb1
+qemu-system-i386 -object
memory-backend-file,size=1G,mem-path=/dev/hugepages/my-shmem-file,share,id=mb1
-device ivshmem,x-memdev=mb1
@end example
--
2.4.3
- [Qemu-devel] [PATCH 00/38] ivshmem: Fixes, cleanups, device model split, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 09/38] ivshmem: Add missing newlines to debug printfs, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 02/38] qemu-doc: Fix ivshmem huge page example,
Markus Armbruster <=
- [Qemu-devel] [PATCH 07/38] ivshmem-test: Improve test cases /ivshmem/server-*, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 11/38] ivshmem: Clean up after commit 9940c32, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 12/38] ivshmem: Drop ivshmem_event() stub, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 05/38] ivshmem-test: Improve test case /ivshmem/single, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 15/38] ivshmem: Failed realize() can leave migration blocker behind, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 14/38] ivshmem: Fix harmless misuse of Error, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 10/38] ivshmem: Compile debug prints unconditionally to prevent bit-rot, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 22/38] ivshmem: Plug leaks on unplug, fix peer disconnect, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 06/38] ivshmem-test: Clean up wait for devices to become operational, Markus Armbruster, 2016/02/29
- [Qemu-devel] [PATCH 16/38] ivshmem: Clean up register callbacks, Markus Armbruster, 2016/02/29