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Rao" , Steven Rostedt , Ingo Molnar , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Subject: [PATCH v1 06/22] powerpc/ftrace: Inline ftrace_modify_code() Date: Thu, 24 Mar 2022 15:29:56 +0100 Message-Id: <3b651381f4c53988ede62f4a1505e7e8ccab56b4.1648131740.git.christophe.leroy@csgroup.eu> X-Mailer: git-send-email 2.35.1 In-Reply-To: References: MIME-Version: 1.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1648132151; l=752; s=20211009; h=from:subject:message-id; bh=wl3POSoxBr8XY5BnerFiiulTu0vpof390KEu8pzei0s=; b=Hg0Qb98i+mqMY1rUSqyHWDk2mttT7AHAAbpHZM+2J5TuTtGGs1GlH7OzAH747Vvt0pzT1TL6Daq1 bB6qNbokA2l7ic4J6A9j1mAo9CCQKezcMGCyN5hg1BGAiI2YfxSU 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" Inlining ftrace_modify_code(), it increases a bit the size of ftrace code but brings 5% improvment on ftrace activation. Signed-off-by: Christophe Leroy --- arch/powerpc/kernel/trace/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index 41c45b9c7f39..98e82fa4980f 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -53,7 +53,7 @@ ftrace_call_replace(unsigned long ip, unsigned long addr, int link) return op; } -static int +static inline int ftrace_modify_code(unsigned long ip, ppc_inst_t old, ppc_inst_t new) { ppc_inst_t replaced;