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[99.61.165.33]) by smtp.gmail.com with ESMTPSA id 00721157ae682-7ea23592beasm29137517b3.32.2026.06.03.22.40.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Jun 2026 22:40:55 -0700 (PDT) From: Mithil Bavishi To: Aaro Koskinen , Andreas Kemnade , Kevin Hilman , Roger Quadros , Tony Lindgren , Russell King Cc: Sami Tolvanen , Kees Cook , Nathan Chancellor , linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, llvm@lists.linux.dev, linux-kernel@vger.kernel.org, Mithil Bavishi Subject: [PATCH v3] ARM: OMAP2+: Add CFI type for omap4_finish_suspend Date: Wed, 3 Jun 2026 22:40:48 -0700 Message-ID: <20260604054048.18980-1-bavishimithil@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit With CONFIG_CFI enabled, OMAP4 can trap in omap4_enter_lowpower() because omap_pm_ops.finish_suspend points directly to the assembly routine omap4_finish_suspend, which lacks the expected KCFI type metadata. Annotate omap4_finish_suspend with SYM_TYPED_FUNC_START so the assembly routine carries the KCFI type metadata. Signed-off-by: Mithil Bavishi Reviewed-by: Nathan Chancellor Reviewed-by: Andreas Kemnade --- arch/arm/mach-omap2/sleep44xx.S | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/sleep44xx.S b/arch/arm/mach-omap2/sleep44xx.S index f09c91978..8b515f300 100644 --- a/arch/arm/mach-omap2/sleep44xx.S +++ b/arch/arm/mach-omap2/sleep44xx.S @@ -6,6 +6,7 @@ * Santosh Shilimkar */ +#include #include #include #include @@ -58,7 +59,7 @@ * stack frame and it expects the caller to take care of it. Hence the entire * stack frame is saved to avoid possible stack corruption. */ -ENTRY(omap4_finish_suspend) +SYM_TYPED_FUNC_START(omap4_finish_suspend) stmfd sp!, {r4-r12, lr} cmp r0, #0x0 beq do_WFI @ No lowpower state, jump to WFI @@ -223,7 +224,7 @@ skip_scu_gp_clear: isb dsb ldmfd sp!, {r4-r12, pc} -ENDPROC(omap4_finish_suspend) +SYM_FUNC_END(omap4_finish_suspend) /* * ============================ -- 2.43.0