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authorAl Viro <viro@zeniv.linux.org.uk>2009-12-03 19:51:02 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2009-12-11 06:44:58 -0500
commit05d72faa6d13c9d857478a5d35c85db9adada685 (patch)
treee38ab5cf8c3b16456df9cdb8cf7534236546a4fb /arch/sparc/kernel/sys_sparc_64.c
parent2c6a10161d0b5fc047b5bd81b03693b9af99fab5 (diff)
downloadlinux-05d72faa6d13c9d857478a5d35c85db9adada685.tar.bz2
sparc_brk() is not needed anymore
the checks it's doing are duplicated in sys_brk() and failing them early makes no sense, AFAICT. Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Hugh Dickins <hugh.dickins@tiscali.co.uk> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/sparc/kernel/sys_sparc_64.c')
-rw-r--r--arch/sparc/kernel/sys_sparc_64.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/arch/sparc/kernel/sys_sparc_64.c b/arch/sparc/kernel/sys_sparc_64.c
index 8f9cd58497de..cfa0e19abe3b 100644
--- a/arch/sparc/kernel/sys_sparc_64.c
+++ b/arch/sparc/kernel/sys_sparc_64.c
@@ -403,18 +403,6 @@ void arch_pick_mmap_layout(struct mm_struct *mm)
}
}
-SYSCALL_DEFINE1(sparc_brk, unsigned long, brk)
-{
- /* People could try to be nasty and use ta 0x6d in 32bit programs */
- if (test_thread_flag(TIF_32BIT) && brk >= STACK_TOP32)
- return current->mm->brk;
-
- if (unlikely(straddles_64bit_va_hole(current->mm->brk, brk)))
- return current->mm->brk;
-
- return sys_brk(brk);
-}
-
/*
* sys_pipe() is the normal C calling standard for creating
* a pipe. It's not the way unix traditionally does this, though.