diff options
Diffstat (limited to 'libc/kernel/arch-x86/asm/percpu_32.h')
| -rw-r--r-- | libc/kernel/arch-x86/asm/percpu_32.h | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/libc/kernel/arch-x86/asm/percpu_32.h b/libc/kernel/arch-x86/asm/percpu_32.h index 21135d6..86bf3aa 100644 --- a/libc/kernel/arch-x86/asm/percpu_32.h +++ b/libc/kernel/arch-x86/asm/percpu_32.h @@ -7,30 +7,33 @@ *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** + *** To edit the content of this header, modify the corresponding + *** source file (e.g. under external/kernel-headers/original/) then + *** run bionic/libc/kernel/tools/update_all.py + *** + *** Any manual change here will be lost the next time this script will + *** be run. You've been warned! + *** **************************************************************************** ****************************************************************************/ #ifndef __ARCH_I386_PERCPU__ #define __ARCH_I386_PERCPU__ - #ifdef __ASSEMBLY__ - #define PER_CPU(var, reg) movl $per_cpu__##var, reg +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define PER_CPU_VAR(var) per_cpu__##var - #else - #include <asm-generic/percpu.h> #define __percpu_seg "" - +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define percpu_to_op(op,var,val) do { typedef typeof(var) T__; if (0) { T__ tmp__; tmp__ = (val); } switch (sizeof(var)) { case 1: asm(op "b %1,"__percpu_seg"%0" : "+m" (var) :"ri" ((T__)val)); break; case 2: asm(op "w %1,"__percpu_seg"%0" : "+m" (var) :"ri" ((T__)val)); break; case 4: asm(op "l %1,"__percpu_seg"%0" : "+m" (var) :"ri" ((T__)val)); break; default: __bad_percpu_size(); } } while (0) - #define percpu_from_op(op,var) ({ typeof(var) ret__; switch (sizeof(var)) { case 1: asm(op "b "__percpu_seg"%1,%0" : "=r" (ret__) : "m" (var)); break; case 2: asm(op "w "__percpu_seg"%1,%0" : "=r" (ret__) : "m" (var)); break; case 4: asm(op "l "__percpu_seg"%1,%0" : "=r" (ret__) : "m" (var)); break; default: __bad_percpu_size(); } ret__; }) - #define x86_read_percpu(var) percpu_from_op("mov", per_cpu__##var) #define x86_write_percpu(var,val) percpu_to_op("mov", per_cpu__##var, val) +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #define x86_add_percpu(var,val) percpu_to_op("add", per_cpu__##var, val) #define x86_sub_percpu(var,val) percpu_to_op("sub", per_cpu__##var, val) #define x86_or_percpu(var,val) percpu_to_op("or", per_cpu__##var, val) #endif - +/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ #endif |