tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: d33d9222dd0abdddb305cbcd6dddf6763e0bcd5a commit: f22cbd7df3438fb008e74ddcbe6619c1a03c7955 [3011/3011] arm64: Faster SVC exception handler with xcall config: arm64-randconfig-001-20250704 (https://download.01.org/0day-ci/archive/20250704/202507041422.jQntADhM-lkp@i...) compiler: aarch64-linux-gcc (GCC) 14.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250704/202507041422.jQntADhM-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202507041422.jQntADhM-lkp@intel.com/ All warnings (new ones prefixed by >>):
arch/arm64/kernel/syscall.c:281:6: warning: no previous prototype for 'do_el0_xcall' [-Wmissing-prototypes] 281 | void do_el0_xcall(struct pt_regs *regs) | ^~~~~~~~~~~~ arch/arm64/kernel/syscall.c:297:6: warning: no previous prototype for 'do_el0_svc' [-Wmissing-prototypes] 297 | void do_el0_svc(struct pt_regs *regs) | ^~~~~~~~~~ arch/arm64/kernel/syscall.c:313:6: warning: no previous prototype for 'do_el0_svc_compat' [-Wmissing-prototypes] 313 | void do_el0_svc_compat(struct pt_regs *regs) | ^~~~~~~~~~~~~~~~~
vim +/do_el0_xcall +281 arch/arm64/kernel/syscall.c 279 280 #ifdef CONFIG_FAST_SYSCALL
281 void do_el0_xcall(struct pt_regs *regs) 282 { 283 const syscall_fn_t *t = sys_call_table; 284
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