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nine: replace ulimit with sysconf call 

__UL_GETOPENMAX seems to be glibc specific and not portable.
In glibc’s sysdeps/posix/ulimit.c it is assigned the return
value of sysconf(_SC_OPEN_MAX). So use the latter in the first place.

Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/5176
CC: mesa-stable
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17471>
This commit is contained in:
newbluemoon 2022-07-11 21:21:35 +02:00 committed by Marge Bot
parent 39f8c61f32
commit 6a4fc6f6ca
1 changed files with 1 additions and 1 deletions
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2
src/gallium/frontends/nine/nine_memory_helper.c
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@ -1009,7 +1009,7 @@ nine_allocator_create(struct NineDevice9 *device, int memfd_virtualsizelimit)
allocator->device = device;
allocator->page_size = sysconf(_SC_PAGESIZE);
assert(allocator->page_size == 4 << 10);
allocator->num_fd_max = (memfd_virtualsizelimit >= 0) ? MIN2(128, ulimit(__UL_GETOPENMAX)) : 0;
allocator->num_fd_max = (memfd_virtualsizelimit >= 0) ? MIN2(128, sysconf(_SC_OPEN_MAX)) : 0;
allocator->min_file_size = DIVUP(100 * (1 << 20), allocator->page_size) * allocator->page_size; /* 100MB files */
allocator->total_allocations = 0;
allocator->total_locked_memory = 0;