From 0ccbd98a92c19a34921adb082cd00c58e134ba02 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 18 Feb 2020 19:58:27 +0000 Subject: arm64: entry: Annotate vector table and handlers as code In an effort to clarify and simplify the annotation of assembly functions new macros have been introduced. These replace ENTRY and ENDPROC with two different annotations for normal functions and those with unusual calling conventions. The vector table and handlers aren't normal C style code so should be annotated as CODE. Signed-off-by: Mark Brown Signed-off-by: Catalin Marinas --- arch/arm64/kernel/entry.S | 76 +++++++++++++++++++++++------------------------ 1 file changed, 38 insertions(+), 38 deletions(-) (limited to 'arch/arm64/kernel/entry.S') diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index 9461d812ae27..1454f3ea2e2e 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -465,7 +465,7 @@ alternative_endif .pushsection ".entry.text", "ax" .align 11 -ENTRY(vectors) +SYM_CODE_START(vectors) kernel_ventry 1, sync_invalid // Synchronous EL1t kernel_ventry 1, irq_invalid // IRQ EL1t kernel_ventry 1, fiq_invalid // FIQ EL1t @@ -492,7 +492,7 @@ ENTRY(vectors) kernel_ventry 0, fiq_invalid, 32 // FIQ 32-bit EL0 kernel_ventry 0, error_invalid, 32 // Error 32-bit EL0 #endif -END(vectors) +SYM_CODE_END(vectors) #ifdef CONFIG_VMAP_STACK /* @@ -534,57 +534,57 @@ __bad_stack: ASM_BUG() .endm -el0_sync_invalid: +SYM_CODE_START_LOCAL(el0_sync_invalid) inv_entry 0, BAD_SYNC -ENDPROC(el0_sync_invalid) +SYM_CODE_END(el0_sync_invalid) -el0_irq_invalid: +SYM_CODE_START_LOCAL(el0_irq_invalid) inv_entry 0, BAD_IRQ -ENDPROC(el0_irq_invalid) +SYM_CODE_END(el0_irq_invalid) -el0_fiq_invalid: +SYM_CODE_START_LOCAL(el0_fiq_invalid) inv_entry 0, BAD_FIQ -ENDPROC(el0_fiq_invalid) +SYM_CODE_END(el0_fiq_invalid) -el0_error_invalid: +SYM_CODE_START_LOCAL(el0_error_invalid) inv_entry 0, BAD_ERROR -ENDPROC(el0_error_invalid) +SYM_CODE_END(el0_error_invalid) #ifdef CONFIG_COMPAT -el0_fiq_invalid_compat: +SYM_CODE_START_LOCAL(el0_fiq_invalid_compat) inv_entry 0, BAD_FIQ, 32 -ENDPROC(el0_fiq_invalid_compat) +SYM_CODE_END(el0_fiq_invalid_compat) #endif -el1_sync_invalid: +SYM_CODE_START_LOCAL(el1_sync_invalid) inv_entry 1, BAD_SYNC -ENDPROC(el1_sync_invalid) +SYM_CODE_END(el1_sync_invalid) -el1_irq_invalid: +SYM_CODE_START_LOCAL(el1_irq_invalid) inv_entry 1, BAD_IRQ -ENDPROC(el1_irq_invalid) +SYM_CODE_END(el1_irq_invalid) -el1_fiq_invalid: +SYM_CODE_START_LOCAL(el1_fiq_invalid) inv_entry 1, BAD_FIQ -ENDPROC(el1_fiq_invalid) +SYM_CODE_END(el1_fiq_invalid) -el1_error_invalid: +SYM_CODE_START_LOCAL(el1_error_invalid) inv_entry 1, BAD_ERROR -ENDPROC(el1_error_invalid) +SYM_CODE_END(el1_error_invalid) /* * EL1 mode handlers. */ .align 6 -el1_sync: +SYM_CODE_START_LOCAL_NOALIGN(el1_sync) kernel_entry 1 mov x0, sp bl el1_sync_handler kernel_exit 1 -ENDPROC(el1_sync) +SYM_CODE_END(el1_sync) .align 6 -el1_irq: +SYM_CODE_START_LOCAL_NOALIGN(el1_irq) kernel_entry 1 gic_prio_irq_setup pmr=x20, tmp=x1 enable_da_f @@ -639,42 +639,42 @@ alternative_else_nop_endif #endif kernel_exit 1 -ENDPROC(el1_irq) +SYM_CODE_END(el1_irq) /* * EL0 mode handlers. */ .align 6 -el0_sync: +SYM_CODE_START_LOCAL_NOALIGN(el0_sync) kernel_entry 0 mov x0, sp bl el0_sync_handler b ret_to_user -ENDPROC(el0_sync) +SYM_CODE_END(el0_sync) #ifdef CONFIG_COMPAT .align 6 -el0_sync_compat: +SYM_CODE_START_LOCAL_NOALIGN(el0_sync_compat) kernel_entry 0, 32 mov x0, sp bl el0_sync_compat_handler b ret_to_user -ENDPROC(el0_sync_compat) +SYM_CODE_END(el0_sync_compat) .align 6 -el0_irq_compat: +SYM_CODE_START_LOCAL_NOALIGN(el0_irq_compat) kernel_entry 0, 32 b el0_irq_naked -ENDPROC(el0_irq_compat) +SYM_CODE_END(el0_irq_compat) -el0_error_compat: +SYM_CODE_START_LOCAL_NOALIGN(el0_error_compat) kernel_entry 0, 32 b el0_error_naked -ENDPROC(el0_error_compat) +SYM_CODE_END(el0_error_compat) #endif .align 6 -el0_irq: +SYM_CODE_START_LOCAL_NOALIGN(el0_irq) kernel_entry 0 el0_irq_naked: gic_prio_irq_setup pmr=x20, tmp=x0 @@ -696,9 +696,9 @@ el0_irq_naked: bl trace_hardirqs_on #endif b ret_to_user -ENDPROC(el0_irq) +SYM_CODE_END(el0_irq) -el1_error: +SYM_CODE_START_LOCAL(el1_error) kernel_entry 1 mrs x1, esr_el1 gic_prio_kentry_setup tmp=x2 @@ -706,9 +706,9 @@ el1_error: mov x0, sp bl do_serror kernel_exit 1 -ENDPROC(el1_error) +SYM_CODE_END(el1_error) -el0_error: +SYM_CODE_START_LOCAL(el0_error) kernel_entry 0 el0_error_naked: mrs x25, esr_el1 @@ -720,7 +720,7 @@ el0_error_naked: bl do_serror enable_da_f b ret_to_user -ENDPROC(el0_error) +SYM_CODE_END(el0_error) /* * Ok, we need to do extra processing, enter the slow path. -- cgit v1.2.3