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| author | Warner Losh <imp@bsdimp.com> | 2021-09-16 18:45:28 -0600 |
|---|---|---|
| committer | Warner Losh <imp@bsdimp.com> | 2021-10-17 16:55:52 -0600 |
| commit | 953b69cc06fe3ae5fa1c157f17f054fa95620f38 (patch) | |
| tree | 5f82859ad4630d9d656b7977155f84543fea1bbb /bsd-user/mmap.c | |
| parent | 14837a3f7540f38ba78261238da3914a6529d882 (diff) | |
| download | qemu-953b69cc06fe3ae5fa1c157f17f054fa95620f38.zip qemu-953b69cc06fe3ae5fa1c157f17f054fa95620f38.tar.gz qemu-953b69cc06fe3ae5fa1c157f17f054fa95620f38.tar.bz2 | |
bsd-user/mmap.c: mmap prefer MAP_ANON for BSD
MAP_ANON and MAP_ANONYMOUS are identical. Prefer MAP_ANON for BSD since
the file is now a confusing mix of the two.
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>
Diffstat (limited to 'bsd-user/mmap.c')
| -rw-r--r-- | bsd-user/mmap.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/bsd-user/mmap.c b/bsd-user/mmap.c index f0be3b1..301108e 100644 --- a/bsd-user/mmap.c +++ b/bsd-user/mmap.c @@ -285,7 +285,7 @@ static abi_ulong mmap_find_vma_aligned(abi_ulong start, abi_ulong size, addr = start; wrapped = repeat = 0; prev = 0; - flags = MAP_ANONYMOUS | MAP_PRIVATE; + flags = MAP_ANON | MAP_PRIVATE; if (alignment != 0) { flags |= MAP_ALIGNED(alignment); } @@ -409,7 +409,7 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, if (flags & MAP_FIXED) { printf("MAP_FIXED "); } - if (flags & MAP_ANONYMOUS) { + if (flags & MAP_ANON) { printf("MAP_ANON "); } if (flags & MAP_EXCL) { @@ -431,7 +431,7 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, } #endif - if ((flags & MAP_ANONYMOUS) && fd != -1) { + if ((flags & MAP_ANON) && fd != -1) { errno = EINVAL; goto fail; } @@ -533,7 +533,7 @@ abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, * qemu_real_host_page_size */ p = mmap(g2h_untagged(start), host_len, prot, - flags | MAP_FIXED | ((fd != -1) ? MAP_ANONYMOUS : 0), -1, 0); + flags | MAP_FIXED | ((fd != -1) ? MAP_ANON : 0), -1, 0); if (p == MAP_FAILED) goto fail; /* update start so that it points to the file position at 'offset' */ @@ -696,8 +696,7 @@ static void mmap_reserve(abi_ulong start, abi_ulong size) } if (real_start != real_end) { mmap(g2h_untagged(real_start), real_end - real_start, PROT_NONE, - MAP_FIXED | MAP_ANONYMOUS | MAP_PRIVATE, - -1, 0); + MAP_FIXED | MAP_ANON | MAP_PRIVATE, -1, 0); } } |