From da1605465ebdb9dc25296a354394086cd559c243 Mon Sep 17 00:00:00 2001 From: Hugh Dickins Date: Tue, 8 Nov 2005 10:00:55 -0800 Subject: [SPARC64] mm: update get_user_insn comment Update comment on get_user_insn to the more general "pte lock", which may or may not be the page_table_lock. Note vmtruncate handled like kswapd. Signed-off-by: Hugh Dickins Signed-off-by: David S. Miller --- arch/sparc64/mm/fault.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/sparc64/mm/fault.c') diff --git a/arch/sparc64/mm/fault.c b/arch/sparc64/mm/fault.c index 31fbc67..3be278d 100644 --- a/arch/sparc64/mm/fault.c +++ b/arch/sparc64/mm/fault.c @@ -109,7 +109,7 @@ static void bad_kernel_pc(struct pt_regs *regs) * this. Additionally, to prevent kswapd from ripping ptes from * under us, raise interrupts around the time that we look at the * pte, kswapd will have to wait to get his smp ipi response from - * us. This saves us having to get page_table_lock. + * us. vmtruncate likewise. This saves us having to get pte lock. */ static unsigned int get_user_insn(unsigned long tpc) { -- cgit v1.1 From 84c1a13a30f21406f39e546684a78ebe9859e6d7 Mon Sep 17 00:00:00 2001 From: Tobias Klauser Date: Wed, 9 Nov 2005 12:03:42 -0800 Subject: [SPARC64]: Use ARRAY_SIZE macro Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove a duplicate of ARRAY_SIZE which is never used anyways. Signed-off-by: Tobias Klauser Signed-off-by: David S. Miller --- arch/sparc64/mm/fault.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'arch/sparc64/mm/fault.c') diff --git a/arch/sparc64/mm/fault.c b/arch/sparc64/mm/fault.c index 3be278d..6f0539a 100644 --- a/arch/sparc64/mm/fault.c +++ b/arch/sparc64/mm/fault.c @@ -30,8 +30,6 @@ #include #include -#define ELEMENTS(arr) (sizeof (arr)/sizeof (arr[0])) - /* * To debug kernel to catch accesses to certain virtual/physical addresses. * Mode = 0 selects physical watchpoints, mode = 1 selects virtual watchpoints. -- cgit v1.1