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authorDavid S. Miller <davem@sunset.davemloft.net>2006-03-17 17:33:56 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-03-20 01:16:36 -0800
commitd61e16df940e02e25679bdc1aee8c25786f6de90 (patch)
treede76f4007d526835b8564203341ebf66ca29b12d /arch/sparc64/solaris
parenta91690ddd05ab0b7fbdd37733875525ac75c20f2 (diff)
downloadop-kernel-dev-d61e16df940e02e25679bdc1aee8c25786f6de90.zip
op-kernel-dev-d61e16df940e02e25679bdc1aee8c25786f6de90.tar.gz
[SPARC64]: Increase top of 32-bit process stack.
Put it one page below the top of the 32-bit address space. This gives us ~16MB more address space to work with. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/solaris')
-rw-r--r--arch/sparc64/solaris/misc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sparc64/solaris/misc.c b/arch/sparc64/solaris/misc.c
index 3ab4677..5284996 100644
--- a/arch/sparc64/solaris/misc.c
+++ b/arch/sparc64/solaris/misc.c
@@ -90,7 +90,7 @@ static u32 do_solaris_mmap(u32 addr, u32 len, u32 prot, u32 flags, u32 fd, u64 o
len = PAGE_ALIGN(len);
if(!(flags & MAP_FIXED))
addr = 0;
- else if (len > 0xf0000000UL || addr > 0xf0000000UL - len)
+ else if (len > STACK_TOP32 || addr > STACK_TOP32 - len)
goto out_putf;
ret_type = flags & _MAP_NEW;
flags &= ~_MAP_NEW;
@@ -102,7 +102,7 @@ static u32 do_solaris_mmap(u32 addr, u32 len, u32 prot, u32 flags, u32 fd, u64 o
(unsigned long) prot, (unsigned long) flags, off);
up_write(&current->mm->mmap_sem);
if(!ret_type)
- retval = ((retval < 0xf0000000) ? 0 : retval);
+ retval = ((retval < STACK_TOP32) ? 0 : retval);
out_putf:
if (file)
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