qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Qemu-devel] [PULL v2 04/40] qemu-doc: Fix ivshmem huge page example


From: Markus Armbruster
Subject: [Qemu-devel] [PULL v2 04/40] qemu-doc: Fix ivshmem huge page example
Date: Mon, 21 Mar 2016 21:43:27 +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>
Reviewed-by: Marc-André Lureau <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
Message-Id: <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




reply via email to

[Prev in Thread] Current Thread [Next in Thread]