With perf regs support enabled for powerpc, the support for obtaining
perf user stack dump is already enabled.
This patch declares the support for same and also updates documentation
to mark the support for perf-regs and perf-stackdump.

Signed-off-by: Chandan Kumar <chandan.ku...@linux.vnet.ibm.com>
---
 Documentation/features/perf/perf-regs/arch-support.txt      | 2 +-
 Documentation/features/perf/perf-stackdump/arch-support.txt | 2 +-
 arch/powerpc/Kconfig                                        | 1 +
 3 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Documentation/features/perf/perf-regs/arch-support.txt 
b/Documentation/features/perf/perf-regs/arch-support.txt
index e2b4a78..f179b1f 100644
--- a/Documentation/features/perf/perf-regs/arch-support.txt
+++ b/Documentation/features/perf/perf-regs/arch-support.txt
@@ -27,7 +27,7 @@
     |       nios2: | TODO |
     |    openrisc: | TODO |
     |      parisc: | TODO |
-    |     powerpc: | TODO |
+    |     powerpc: |  ok  |
     |        s390: | TODO |
     |       score: | TODO |
     |          sh: | TODO |
diff --git a/Documentation/features/perf/perf-stackdump/arch-support.txt 
b/Documentation/features/perf/perf-stackdump/arch-support.txt
index 3dc24b0..85777c5 100644
--- a/Documentation/features/perf/perf-stackdump/arch-support.txt
+++ b/Documentation/features/perf/perf-stackdump/arch-support.txt
@@ -27,7 +27,7 @@
     |       nios2: | TODO |
     |    openrisc: | TODO |
     |      parisc: | TODO |
-    |     powerpc: | TODO |
+    |     powerpc: |  ok  |
     |        s390: | TODO |
     |       score: | TODO |
     |          sh: | TODO |
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index b14966d..a630ac2 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -117,6 +117,7 @@ config PPC
        select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
        select HAVE_PERF_EVENTS
        select HAVE_PERF_REGS
+       select HAVE_PERF_USER_STACK_DUMP
        select HAVE_REGS_AND_STACK_ACCESS_API
        select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64
        select ARCH_WANT_IPC_PARSE_VERSION
-- 
1.9.3

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