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author | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-18 20:11:27 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-02-18 20:11:27 (GMT) |
commit | 80ae3fa5d6712ef3625eff617f72e190645d6361 (patch) | |
tree | fd9be0ecbb4baa6385aa1a75af7ced5f7d691be4 /arch/arm/oprofile/common.c | |
parent | 59db5b2b9e0327e545ff5764dadcb26062c2ab1f (diff) | |
parent | 85e2efbb1db9a18d218006706d6e4fbeb0216213 (diff) | |
download | linux-80ae3fa5d6712ef3625eff617f72e190645d6361.tar.xz |
Merge 2.6.38-rc5 into staging-next
This is to resolve a merge conflict with:
drivers/staging/zram/zram_drv.c
as pointed out by Stephen Rothwell
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Nitin Gupta <ngupta@vflare.org>
Cc: Robert Jennings <rcj@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm/oprofile/common.c')
-rw-r--r-- | arch/arm/oprofile/common.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c index 8aa9744..c074e66 100644 --- a/arch/arm/oprofile/common.c +++ b/arch/arm/oprofile/common.c @@ -10,8 +10,6 @@ */ #include <linux/cpumask.h> -#include <linux/err.h> -#include <linux/errno.h> #include <linux/init.h> #include <linux/mutex.h> #include <linux/oprofile.h> @@ -46,6 +44,7 @@ char *op_name_from_perf_id(void) return NULL; } } +#endif static int report_trace(struct stackframe *frame, void *d) { @@ -85,7 +84,7 @@ static struct frame_tail* user_backtrace(struct frame_tail *tail) /* frame pointers should strictly progress back up the stack * (towards higher addresses) */ - if (tail >= buftail[0].fp) + if (tail + 1 >= buftail[0].fp) return NULL; return buftail[0].fp-1; @@ -111,6 +110,7 @@ static void arm_backtrace(struct pt_regs * const regs, unsigned int depth) int __init oprofile_arch_init(struct oprofile_operations *ops) { + /* provide backtrace support also in timer mode: */ ops->backtrace = arm_backtrace; return oprofile_perf_init(ops); @@ -120,11 +120,3 @@ void __exit oprofile_arch_exit(void) { oprofile_perf_exit(); } -#else -int __init oprofile_arch_init(struct oprofile_operations *ops) -{ - pr_info("oprofile: hardware counters not available\n"); - return -ENODEV; -} -void __exit oprofile_arch_exit(void) {} -#endif /* CONFIG_HW_PERF_EVENTS */ |