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X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Christophe Leroy , linux-s390@vger.kernel.org, Arnd Bergmann , x86@kernel.org, Heiko Carstens , linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, Masahiro Yamada , Ingo Molnar , linux-mtd@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org This prepares to move CONFIG_OPTIMIZE_INLINING from x86 to a common place. We need to eliminate potential issues beforehand. If it is enabled for arm64, the following errors are reported: In file included from ././include/linux/compiler_types.h:68, from : ./arch/arm64/include/asm/jump_label.h: In function 'cpus_have_const_cap': ./include/linux/compiler-gcc.h:120:38: warning: asm operand 0 probably doesn't match constraints #define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0) ^~~ ./arch/arm64/include/asm/jump_label.h:32:2: note: in expansion of macro 'asm_volatile_goto' asm_volatile_goto( ^~~~~~~~~~~~~~~~~ ./include/linux/compiler-gcc.h:120:38: error: impossible constraint in 'asm' #define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0) ^~~ ./arch/arm64/include/asm/jump_label.h:32:2: note: in expansion of macro 'asm_volatile_goto' asm_volatile_goto( ^~~~~~~~~~~~~~~~~ Signed-off-by: Masahiro Yamada --- Changes in v2: - split into a separate patch arch/arm64/include/asm/cpufeature.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index e505e1fbd2b9..77d1aa57323e 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -406,7 +406,7 @@ static inline bool cpu_have_feature(unsigned int num) } /* System capability check for constant caps */ -static inline bool __cpus_have_const_cap(int num) +static __always_inline bool __cpus_have_const_cap(int num) { if (num >= ARM64_NCAPS) return false; @@ -420,7 +420,7 @@ static inline bool cpus_have_cap(unsigned int num) return test_bit(num, cpu_hwcaps); } -static inline bool cpus_have_const_cap(int num) +static __always_inline bool cpus_have_const_cap(int num) { if (static_branch_likely(&arm64_const_caps_ready)) return __cpus_have_const_cap(num); -- 2.17.1 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/