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| author |   Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org> | 2013-01-16 17:03:26 +0100 |
|---|---|---|
| committer |   Richard Purdie <richard.purdie@linuxfoundation.org> | 2013-01-16 16:10:39 +0000 |
| commit | 9f263a60e3521b800121a6f527a7b30dc9b62432 (patch) | |
| tree | 6f8c703ad573c463a2b54b117891589f085c59ac /meta/recipes-kernel/oprofile/oprofile | |
| parent | d701d980bc734659d7792a26167451691563533d (diff) | |
| download | openembedded-core-contrib-9f263a60e3521b800121a6f527a7b30dc9b62432.tar.gz | |
oprofile: add AArch64 support
(From OE-Core rev: 169b9afcf2d357fdcf254a380d21d17701685834)
Signed-off-by: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-kernel/oprofile/oprofile')
| -rw-r--r-- | meta/recipes-kernel/oprofile/oprofile/0001-Add-rmb-definition-for-AArch64-architecture.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta/recipes-kernel/oprofile/oprofile/0001-Add-rmb-definition-for-AArch64-architecture.patch b/meta/recipes-kernel/oprofile/oprofile/0001-Add-rmb-definition-for-AArch64-architecture.patch new file mode 100644 index 0000000000..195bfb296e --- /dev/null +++ b/meta/recipes-kernel/oprofile/oprofile/0001-Add-rmb-definition-for-AArch64-architecture.patch @@ -0,0 +1,31 @@ +From 27edaef9c6d66dfc324630ef40cb27e78031eeeb Mon Sep 17 00:00:00 2001 +From: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org> +Date: Tue, 15 Jan 2013 07:37:33 +0100 +Subject: [PATCH] Add rmb() definition for AArch64 architecture + +Signed-off-by: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org> + +Upstream-status: backport +--- + libperf_events/operf_utils.h | 5 +++++ + 1 file changed, 5 insertions(+) + +diff --git a/libperf_events/operf_utils.h b/libperf_events/operf_utils.h +index 815d51d..2df00b7 100644 +--- a/libperf_events/operf_utils.h ++++ b/libperf_events/operf_utils.h +@@ -148,6 +148,11 @@ void op_release_resources(void); + #define cpu_relax() asm volatile("":::"memory") + #endif + ++#ifdef __aarch64__ ++#define rmb() asm volatile("dmb ld" ::: "memory") ++#define cpu_relax() asm volatile("yield" ::: "memory") ++#endif ++ + #ifdef __mips__ + #include <asm/unistd.h> + #define rmb() asm volatile( \ +-- +1.8.0 + |