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 31fbc67719a1..3be278d916db 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 v1.2.3 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/kernel/cpu.c | 4 ++-- arch/sparc64/kernel/sbus.c | 2 +- arch/sparc64/mm/fault.c | 2 -- 3 files changed, 3 insertions(+), 5 deletions(-) (limited to 'arch/sparc64/mm/fault.c') diff --git a/arch/sparc64/kernel/cpu.c b/arch/sparc64/kernel/cpu.c index 77ef5df4e5a7..00eed88ef2e8 100644 --- a/arch/sparc64/kernel/cpu.c +++ b/arch/sparc64/kernel/cpu.c @@ -43,7 +43,7 @@ struct cpu_fp_info linux_sparc_fpu[] = { { 0x3e, 0x22, 0, "UltraSparc IIIi+ integrated FPU"}, }; -#define NSPARCFPU (sizeof(linux_sparc_fpu)/sizeof(struct cpu_fp_info)) +#define NSPARCFPU ARRAY_SIZE(linux_sparc_fpu) struct cpu_iu_info linux_sparc_chips[] = { { 0x17, 0x10, "TI UltraSparc I (SpitFire)"}, @@ -59,7 +59,7 @@ struct cpu_iu_info linux_sparc_chips[] = { { 0x3e, 0x22, "TI UltraSparc IIIi+ (Serrano)"}, }; -#define NSPARCCHIPS (sizeof(linux_sparc_chips)/sizeof(struct cpu_iu_info)) +#define NSPARCCHIPS ARRAY_SIZE(linux_sparc_chips) char *sparc_cpu_type = "cpu-oops"; char *sparc_fpu_type = "fpu-oops"; diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c index e09ddf927655..96b825055668 100644 --- a/arch/sparc64/kernel/sbus.c +++ b/arch/sparc64/kernel/sbus.c @@ -790,7 +790,7 @@ static unsigned long sysio_irq_offsets[] = { #undef bogon -#define NUM_SYSIO_OFFSETS (sizeof(sysio_irq_offsets) / sizeof(sysio_irq_offsets[0])) +#define NUM_SYSIO_OFFSETS ARRAY_SIZE(sysio_irq_offsets) /* Convert Interrupt Mapping register pointer to associated * Interrupt Clear register pointer, SYSIO specific version. diff --git a/arch/sparc64/mm/fault.c b/arch/sparc64/mm/fault.c index 3be278d916db..6f0539aa44d0 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 v1.2.3