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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2006-09-27 16:13:48 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-09-27 16:13:48 +0100 |
| commit | e5beac371af0af47bcbd6819f4c2a0a2721a1735 (patch) | |
| tree | 6dbaf0a1ba258977da34e3efa00b035a69ef67ec /arch/arm | |
| parent | 80878d6c4ab8611a0edf139a7f8a7a64860b87c9 (diff) | |
| download | kernel_samsung_tuna-e5beac371af0af47bcbd6819f4c2a0a2721a1735.zip kernel_samsung_tuna-e5beac371af0af47bcbd6819f4c2a0a2721a1735.tar.gz kernel_samsung_tuna-e5beac371af0af47bcbd6819f4c2a0a2721a1735.tar.bz2 | |
[ARM] do_bad_area() always takes current and current->active_mm
Since do_bad_area() always takes the currently active task and
(supposed to) take the currently active MM, there's no point passing
them to this function. Instead, obtain references to them inside
do_bad_area().
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mm/alignment.c | 2 | ||||
| -rw-r--r-- | arch/arm/mm/fault.c | 15 | ||||
| -rw-r--r-- | arch/arm/mm/fault.h | 5 |
3 files changed, 8 insertions, 14 deletions
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index e0d21bb..aa109f0 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -735,7 +735,7 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs) /* * We got a fault - fix it up, or die. */ - do_bad_area(current, current->mm, addr, fsr, regs); + do_bad_area(addr, fsr, regs); return 0; swp: diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index c5e0622..f0943d1 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -131,10 +131,11 @@ __do_user_fault(struct task_struct *tsk, unsigned long addr, force_sig_info(sig, &si, tsk); } -void -do_bad_area(struct task_struct *tsk, struct mm_struct *mm, unsigned long addr, - unsigned int fsr, struct pt_regs *regs) +void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs) { + struct task_struct *tsk = current; + struct mm_struct *mm = tsk->active_mm; + /* * If we are in kernel mode at this point, we * have no context to handle this fault with. @@ -319,7 +320,6 @@ static int do_translation_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) { - struct task_struct *tsk; unsigned int index; pgd_t *pgd, *pgd_k; pmd_t *pmd, *pmd_k; @@ -351,9 +351,7 @@ do_translation_fault(unsigned long addr, unsigned int fsr, return 0; bad_area: - tsk = current; - - do_bad_area(tsk, tsk->active_mm, addr, fsr, regs); + do_bad_area(addr, fsr, regs); return 0; } @@ -364,8 +362,7 @@ bad_area: static int do_sect_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) { - struct task_struct *tsk = current; - do_bad_area(tsk, tsk->active_mm, addr, fsr, regs); + do_bad_area(addr, fsr, regs); return 0; } diff --git a/arch/arm/mm/fault.h b/arch/arm/mm/fault.h index 73b59e8..49e9e38 100644 --- a/arch/arm/mm/fault.h +++ b/arch/arm/mm/fault.h @@ -1,6 +1,3 @@ -void do_bad_area(struct task_struct *tsk, struct mm_struct *mm, - unsigned long addr, unsigned int fsr, struct pt_regs *regs); - -void show_pte(struct mm_struct *mm, unsigned long addr); +void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs); unsigned long search_exception_table(unsigned long addr); |