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author | Richard Henderson <richard.henderson@linaro.org> | 2019-05-19 13:19:53 -0700 |
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committer | Laurent Vivier <laurent@vivier.eu> | 2019-05-24 13:16:21 +0200 |
commit | 443b7505c6b04c5b7ab9611ac3ffd115fbf60cbf (patch) | |
tree | 5d5424515b042fa1a3ab12c489abdb947afb3b70 /linux-user | |
parent | 30ab9ef2967dde22193f609b6ec56101c156b061 (diff) | |
download | qemu-443b7505c6b04c5b7ab9611ac3ffd115fbf60cbf.zip qemu-443b7505c6b04c5b7ab9611ac3ffd115fbf60cbf.tar.gz qemu-443b7505c6b04c5b7ab9611ac3ffd115fbf60cbf.tar.bz2 |
linux-user: Align mmap_find_vma to host page size
This can avoid stack allocation failures for i386 guest
on ppc64 (64k page) host.
Suggested-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20190519201953.20161-14-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user')
-rw-r--r-- | linux-user/mmap.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/linux-user/mmap.c b/linux-user/mmap.c index 10796b3..af41339 100644 --- a/linux-user/mmap.c +++ b/linux-user/mmap.c @@ -262,6 +262,8 @@ abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size, abi_ulong align) abi_ulong addr; int wrapped, repeat; + align = MAX(align, qemu_host_page_size); + /* If 'start' == 0, then a default start address is used. */ if (start == 0) { start = mmap_next_start; |