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[99.61.165.33]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-65ecfdfc74csm1341853d50.21.2026.05.22.16.30.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 May 2026 16:30:51 -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 v2] ARM: OMAP2+: Add CFI type for omap4_finish_suspend Date: Fri, 22 May 2026 16:30:36 -0700 Message-ID: <20260522233036.12277-1-bavishimithil@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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: Andreas Kemnade Reviewed-by: Nathan Chancellor --- arch/arm/mach-omap2/sleep44xx.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/sleep44xx.S b/arch/arm/mach-omap2/sleep44x= x.S index f09c91978..0b48df6fc 100644 --- a/arch/arm/mach-omap2/sleep44xx.S +++ b/arch/arm/mach-omap2/sleep44xx.S @@ -58,7 +58,7 @@ * stack frame and it expects the caller to take care of it. Hence the ent= ire * 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 +223,7 @@ skip_scu_gp_clear: isb dsb ldmfd sp!, {r4-r12, pc} -ENDPROC(omap4_finish_suspend) +SYM_FUNC_END(omap4_finish_suspend) =20 /* * =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D --=20 2.43.0