diff options
| author | Sven Schnelle <svens@linux.ibm.com> | 2022-04-06 08:01:24 +0200 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2022-04-25 13:54:14 +0200 |
| commit | f2f47d0ef72c30622e62471903ea19446ea79ee2 (patch) | |
| tree | 8cd6dbb59bbfbb7269d093351f3609ec5f63cb82 /arch | |
| parent | 2004b57cde6b21170d058244b53043105d89f83f (diff) | |
s390/mmap: increase stack/mmap gap to 128MB
This basically reverts commit 9e78a13bfb16 ("[S390] reduce miminum
gap between stack and mmap_base"). 32MB is not enough space
between stack and mmap for some programs. Given that compat
task aren't common these days, lets revert back to 128MB.
Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/mm/mmap.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c index e54f928503c5..d545f5c39f7e 100644 --- a/arch/s390/mm/mmap.c +++ b/arch/s390/mm/mmap.c @@ -58,9 +58,9 @@ static inline unsigned long mmap_base(unsigned long rnd, /* * Top of mmap area (just below the process stack). - * Leave at least a ~32 MB hole. + * Leave at least a ~128 MB hole. */ - gap_min = 32 * 1024 * 1024UL; + gap_min = SZ_128M; gap_max = (STACK_TOP / 6) * 5; if (gap < gap_min) |