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Rao" , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Subject: [PATCH v1 4/4] powerpc/ftrace: Use STK_GOT in ftrace_mprofile.S Date: Thu, 17 Feb 2022 13:01:59 +0100 Message-Id: <9042bb30fa972056715fe5b6598a7c8049681293.1645099283.git.christophe.leroy@csgroup.eu> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1645099315; l=919; s=20211009; h=from:subject:message-id; bh=WaeccVSxfI3NeIm3tNs+byyH0KOM7OkrNr+0g6HkJjE=; b=BJs2PgaaIxDQmqLEyglVSVWP3qRU4OiuD5i74PNExnD7KC8d2vSiTAwi5f3rGNuaikJz3yc/rYI+ U4c1r9MlBdqwwOcDq9U/gtKIXslx2vg71/b1z8PEsCVKHbyti6jE X-Developer-Key: i=christophe.leroy@csgroup.eu; a=ed25519; pk=HIzTzUj91asvincQGOFx6+ZF5AoUuP9GdOtQChs7Mm0= X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Instead of open coding offset value 24, use STK_GOT when accessing got register in stack. Signed-off-by: Christophe Leroy --- arch/powerpc/kernel/trace/ftrace_mprofile.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/trace/ftrace_mprofile.S b/arch/powerpc/kernel/trace/ftrace_mprofile.S index f5d31c458e6b..4fa23e260cab 100644 --- a/arch/powerpc/kernel/trace/ftrace_mprofile.S +++ b/arch/powerpc/kernel/trace/ftrace_mprofile.S @@ -82,7 +82,7 @@ #ifdef CONFIG_PPC64 /* Save callee's TOC in the ABI compliant location */ - std r2, 24(r1) + std r2, STK_GOT(r1) ld r2,PACATOC(r13) /* get kernel TOC in r2 */ addis r3,r2,function_trace_op@toc@ha @@ -140,7 +140,7 @@ #ifdef CONFIG_PPC64 /* Restore callee's TOC */ - ld r2, 24(r1) + ld r2, STK_GOT(r1) #endif /* Pop our stack frame */