From 2e07b297e0b450fe38bab115f71749e032d7191c Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Tue, 5 Mar 2013 00:34:40 +0000 Subject: oslib-posix: Align to permit transparent hugepages on ARM Linux ARM Linux (like x86-64 Linux) can use transparent hugepages for KVM if memory blocks are 2MiB aligned; set QEMU_VMALLOC_ALIGN accordingly. Signed-off-by: Peter Maydell Reviewed-by: Paolo Bonzini --- util/oslib-posix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'util') diff --git a/util/oslib-posix.c b/util/oslib-posix.c index b4152fb..433dd68 100644 --- a/util/oslib-posix.c +++ b/util/oslib-posix.c @@ -35,7 +35,7 @@ extern int daemon(int, int); #endif -#if defined(__linux__) && defined(__x86_64__) +#if defined(__linux__) && (defined(__x86_64__) || defined(__arm__)) /* Use 2 MiB alignment so transparent hugepages can be used by KVM. Valgrind does not support alignments larger than 1 MiB, therefore we need special code which handles running on Valgrind. */ -- cgit v1.1