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[14.203.207.157]) by smtp.gmail.com with ESMTPSA id s22sm2699212pfh.107.2019.07.10.08.23.12 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Wed, 10 Jul 2019 08:23:14 -0700 (PDT) From: Nicholas Piggin To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v2 12/16] powerpc/64s/exception: machine check move tramp code Date: Thu, 11 Jul 2019 01:19:46 +1000 Message-Id: <20190710151950.31906-13-npiggin@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190710151950.31906-1-npiggin@gmail.com> References: <20190710151950.31906-1-npiggin@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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: Mahesh Salgaonkar , Nicholas Piggin , Aravinda Prasad Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Following convention, move the tramp code (unrelocated) above the common handlers (relocated). Signed-off-by: Nicholas Piggin --- arch/powerpc/kernel/exceptions-64s.S | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 3cc5ee6e4b56..9bb8c89e9e77 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -945,6 +945,17 @@ EXC_REAL_BEGIN(machine_check, 0x200, 0x100) EXC_REAL_END(machine_check, 0x200, 0x100) EXC_VIRT_NONE(0x4200, 0x100) +#ifdef CONFIG_PPC_PSERIES +TRAMP_REAL_BEGIN(machine_check_fwnmi) + /* See comment at machine_check exception, don't turn on RI */ + EXCEPTION_PROLOG_0 PACA_EXMC + EXCEPTION_PROLOG_1 EXC_STD, PACA_EXMC, 0, 0x200, 1, 1, 0 + mfctr r10 /* save ctr */ + BRANCH_TO_C000(r11, machine_check_early_common) +#endif + +TRAMP_KVM_SKIP(PACA_EXMC, 0x200) + EXC_COMMON_BEGIN(machine_check_early_common) mtctr r10 /* Restore ctr */ mfspr r11,SPRN_SRR0 @@ -1018,17 +1029,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_HVMODE) b 1b b . /* prevent speculative execution */ -#ifdef CONFIG_PPC_PSERIES -TRAMP_REAL_BEGIN(machine_check_fwnmi) - /* See comment at machine_check exception, don't turn on RI */ - EXCEPTION_PROLOG_0 PACA_EXMC - EXCEPTION_PROLOG_1 EXC_STD, PACA_EXMC, 0, 0x200, 1, 1, 0 - mfctr r10 /* save ctr */ - BRANCH_TO_C000(r11, machine_check_early_common) -#endif - -TRAMP_KVM_SKIP(PACA_EXMC, 0x200) - EXC_COMMON_BEGIN(machine_check_common) /* * Machine check is different because we use a different -- 2.20.1