From: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Date: Sat, 24 Dec 2016 06:05:49 +0000 (+0530)
Subject: powerpc/perf: use is_kernel_addr macro in perf_get_misc_flags()
X-Git-Tag: v5.15~11761^2~17
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a2391b35f1d9d5b51d43a9150c7239253565d5a6;p=platform%2Fkernel%2Flinux-starfive.git

powerpc/perf: use is_kernel_addr macro in perf_get_misc_flags()

Cleanup to use is_kernel_addr macro.

Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---

diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
index 87d17a1..595dd71 100644
--- a/arch/powerpc/perf/core-book3s.c
+++ b/arch/powerpc/perf/core-book3s.c
@@ -248,7 +248,7 @@ static inline u32 perf_get_misc_flags(struct pt_regs *regs)
 	 */
 	if (ppmu->flags & PPMU_NO_SIPR) {
 		unsigned long siar = mfspr(SPRN_SIAR);
-		if (siar >= PAGE_OFFSET)
+		if (is_kernel_addr(siar))
 			return PERF_RECORD_MISC_KERNEL;
 		return PERF_RECORD_MISC_USER;
 	}