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authorAl Viro <viro@zeniv.linux.org.uk>2014-06-12 08:27:11 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-06-12 08:28:09 +0400
commit9c1d5284c79fea050f115eadeec1dd1758e5c630 (patch)
tree4d16fd5aad7ff4931e985c0128c5747f23561f8a /mm/Kconfig
parent5f073850602084fbcbb987948ff3e70ae273f7d2 (diff)
parent9f12600fe425bc28f0ccba034a77783c09c15af4 (diff)
downloadlinux-9c1d5284c79fea050f115eadeec1dd1758e5c630.tar.xz
Merge commit '9f12600fe425bc28f0ccba034a77783c09c15af4' into for-linus
Backmerge of dcache.c changes from mainline. It's that, or complete rebase... Conflicts: fs/splice.c Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm/Kconfig')
-rw-r--r--mm/Kconfig15
1 files changed, 15 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index ebe5880c29d6..1b5a95f0fa01 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -581,3 +581,18 @@ config PGTABLE_MAPPING
config GENERIC_EARLY_IOREMAP
bool
+
+config MAX_STACK_SIZE_MB
+ int "Maximum user stack size for 32-bit processes (MB)"
+ default 80
+ range 8 256 if METAG
+ range 8 2048
+ depends on STACK_GROWSUP && (!64BIT || COMPAT)
+ help
+ This is the maximum stack size in Megabytes in the VM layout of 32-bit
+ user processes when the stack grows upwards (currently only on parisc
+ and metag arch). The stack will be located at the highest memory
+ address minus the given value, unless the RLIMIT_STACK hard limit is
+ changed to a smaller value in which case that is used.
+
+ A sane initial value is 80 MB.