diff options
| author | Sam Ravnborg <sam@ravnborg.org> | 2012-05-11 11:35:13 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-05-11 19:27:52 -0700 |
| commit | ef136bc91e3a98d34f32d85ab0c79de67b4f6f87 (patch) | |
| tree | 6455e0125f740e5afdb18d3c11daf2b9c2c44729 /arch/sparc/mm/srmmu.c | |
| parent | e098ff92f65048ce327927c0ce3daed0ef34988f (diff) | |
sparc32: drop sun4c user stack checking routine
With this we no longer do any run-time patchings of traps.
So drop the function + macro to support this.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/mm/srmmu.c')
| -rw-r--r-- | arch/sparc/mm/srmmu.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index deb7dd8ea975..a948ee52e268 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -2134,19 +2134,6 @@ extern unsigned long spwin_mmu_patchme, fwin_mmu_patchme, extern unsigned long spwin_srmmu_stackchk, srmmu_fwin_stackchk, tsetup_srmmu_stackchk, srmmu_rett_stackchk; -#define PATCH_BRANCH(insn, dest) do { \ - iaddr = &(insn); \ - daddr = &(dest); \ - *iaddr = SPARC_BRANCH((unsigned long) daddr, (unsigned long) iaddr); \ - } while(0) - -static void __init patch_window_trap_handlers(void) -{ - unsigned long *iaddr, *daddr; - - PATCH_BRANCH(rtrap_mmu_patchme, srmmu_rett_stackchk); -} - #ifdef CONFIG_SMP /* Local cross-calls. */ static void smp_flush_page_for_dma(unsigned long page) @@ -2270,7 +2257,6 @@ void __init ld_mmu_srmmu(void) BTFIXUPSET_CALL(pgoff_to_pte, srmmu_pgoff_to_pte, BTFIXUPCALL_NORM); get_srmmu_type(); - patch_window_trap_handlers(); #ifdef CONFIG_SMP /* El switcheroo... */ |