commit ddd068d81445b17ac0bed084dfeb9e58b4df3ddd upstream.
Declare ftrace_get_parent_ra_addr() as static to suppress clang compiler warning that 'no previous prototype'. This function is not intended to be called from other parts.
Fix follow error with clang-19:
arch/mips/kernel/ftrace.c:251:15: error: no previous prototype for function 'ftrace_get_parent_ra_addr' [-Werror,-Wmissing-prototypes] 251 | unsigned long ftrace_get_parent_ra_addr(unsigned long self_ra, unsigned long | ^ arch/mips/kernel/ftrace.c:251:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 251 | unsigned long ftrace_get_parent_ra_addr(unsigned long self_ra, unsigned long | ^ | static 1 error generated.
Signed-off-by: WangYuli wangyuli@uniontech.com Acked-by: Masami Hiramatsu (Google) mhiramat@kernel.org Reviewed-by: Philippe Mathieu-Daudé philmd@linaro.org Signed-off-by: Thomas Bogendoerfer tsbogend@alpha.franken.de Signed-off-by: WangYuli wangyuli@uniontech.com --- arch/mips/kernel/ftrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/mips/kernel/ftrace.c b/arch/mips/kernel/ftrace.c index 8c401e42301c..f39e85fd58fa 100644 --- a/arch/mips/kernel/ftrace.c +++ b/arch/mips/kernel/ftrace.c @@ -248,7 +248,7 @@ int ftrace_disable_ftrace_graph_caller(void) #define S_R_SP (0xafb0 << 16) /* s{d,w} R, offset(sp) */ #define OFFSET_MASK 0xffff /* stack offset range: 0 ~ PT_SIZE */
-unsigned long ftrace_get_parent_ra_addr(unsigned long self_ra, unsigned long +static unsigned long ftrace_get_parent_ra_addr(unsigned long self_ra, unsigned long old_parent_ra, unsigned long parent_ra_addr, unsigned long fp) { unsigned long sp, ip, tmp;
[ Sasha's backport helper bot ]
Hi,
The upstream commit SHA1 provided is correct: ddd068d81445b17ac0bed084dfeb9e58b4df3ddd
Status in newer kernel trees: 6.13.y | Not found
Note: The patch differs from the upstream commit: --- 1: ddd068d81445b ! 1: 9778a7c87d16c MIPS: ftrace: Declare ftrace_get_parent_ra_addr() as static @@ Metadata ## Commit message ## MIPS: ftrace: Declare ftrace_get_parent_ra_addr() as static
+ commit ddd068d81445b17ac0bed084dfeb9e58b4df3ddd upstream. + Declare ftrace_get_parent_ra_addr() as static to suppress clang compiler warning that 'no previous prototype'. This function is not intended to be called from other parts. @@ Commit message Acked-by: Masami Hiramatsu (Google) mhiramat@kernel.org Reviewed-by: Philippe Mathieu-Daudé philmd@linaro.org Signed-off-by: Thomas Bogendoerfer tsbogend@alpha.franken.de + Signed-off-by: WangYuli wangyuli@uniontech.com
## arch/mips/kernel/ftrace.c ## @@ arch/mips/kernel/ftrace.c: int ftrace_disable_ftrace_graph_caller(void) ---
Results of testing on various branches:
| Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | stable/linux-6.13.y | Success | Failed | | stable/linux-5.4.y | Success | Success |
Build Errors: Build error for stable/linux-6.13.y: during RTL pass: dfinit drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4_calcs.c: In function 'dml_core_mode_support': drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4_calcs.c:9217:1: internal compiler error: Segmentation fault 9217 | } | ^ x86_64-linux-gcc: internal compiler error: Segmentation fault signal terminated program cc1 Please submit a full bug report, with preprocessed source (by using -freport-bug). See https://gcc.gnu.org/bugs/ for instructions. make[6]: *** [scripts/Makefile.build:194: drivers/gpu/drm/amd/amdgpu/../display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4_calcs.o] Error 4 make[6]: Target 'drivers/gpu/drm/amd/amdgpu/' not remade because of errors. make[5]: *** [scripts/Makefile.build:440: drivers/gpu/drm/amd/amdgpu] Error 2 make[5]: Target 'drivers/gpu/drm/' not remade because of errors. make[4]: *** [scripts/Makefile.build:440: drivers/gpu/drm] Error 2 make[4]: Target 'drivers/gpu/' not remade because of errors. make[3]: *** [scripts/Makefile.build:440: drivers/gpu] Error 2 make[3]: Target 'drivers/' not remade because of errors. make[2]: *** [scripts/Makefile.build:440: drivers] Error 2 make[2]: Target './' not remade because of errors. make[1]: *** [/home/sasha/build/linus-next/Makefile:1989: .] Error 2 make[1]: Target '__all' not remade because of errors. make: *** [Makefile:251: __sub-make] Error 2 make: Target '__all' not remade because of errors.
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