From: Geert Uytterhoeven Date: Sun, 6 Sep 2015 10:01:40 +0000 (+0200) Subject: m68k: Wire up userfaultfd X-Git-Tag: firefly_0821_release~176^2~974^2~3 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=b92858f2be96f49c483436e851a4667543ab5768;p=firefly-linux-kernel-4.4.55.git m68k: Wire up userfaultfd $ ./userfaultfd 10 99 nr_pages: 2560, nr_pages_per_cpu: 2560 bounces: 98, mode: racing, userfaults: 1121 bounces: 97, mode: rnd, userfaults: 977 bounces: 96, mode:, userfaults: 1119 bounces: 95, mode: rnd racing ver poll, userfaults: 1040 bounces: 94, mode: racing ver poll, userfaults: 1022 bounces: 93, mode: rnd ver poll, userfaults: 946 bounces: 92, mode: ver poll, userfaults: 1115 bounces: 91, mode: rnd racing poll, userfaults: 977 bounces: 90, mode: racing poll, userfaults: 899 bounces: 89, mode: rnd poll, userfaults: 881 bounces: 88, mode: poll, userfaults: 1069 bounces: 87, mode: rnd racing ver, userfaults: 1114 bounces: 86, mode: racing ver, userfaults: 1109 bounces: 85, mode: rnd ver, userfaults: 1165 bounces: 84, mode: ver, userfaults: 1107 bounces: 83, mode: rnd racing, userfaults: 1134 bounces: 82, mode: racing, userfaults: 1105 bounces: 81, mode: rnd, userfaults: 1323 bounces: 80, mode:, userfaults: 1103 bounces: 79, mode: rnd racing ver poll, userfaults: 909 bounces: 78, mode: racing ver poll, userfaults: 1095 bounces: 77, mode: rnd ver poll, userfaults: 951 bounces: 76, mode: ver poll, userfaults: 1099 bounces: 75, mode: rnd racing poll, userfaults: 1035 bounces: 74, mode: racing poll, userfaults: 1097 bounces: 73, mode: rnd poll, userfaults: 1159 bounces: 72, mode: poll, userfaults: 1042 bounces: 71, mode: rnd racing ver, userfaults: 848 bounces: 70, mode: racing ver, userfaults: 1093 bounces: 69, mode: rnd ver, userfaults: 892 bounces: 68, mode: ver, userfaults: 1091 bounces: 67, mode: rnd racing, userfaults: 1219 bounces: 66, mode: racing, userfaults: 1089 bounces: 65, mode: rnd, userfaults: 988 bounces: 64, mode:, userfaults: 1087 bounces: 63, mode: rnd racing ver poll, userfaults: 882 bounces: 62, mode: racing ver poll, userfaults: 984 bounces: 61, mode: rnd ver poll, userfaults: 701 bounces: 60, mode: ver poll, userfaults: 1071 bounces: 59, mode: rnd racing poll, userfaults: 1137 bounces: 58, mode: racing poll, userfaults: 1032 bounces: 57, mode: rnd poll, userfaults: 911 bounces: 56, mode: poll, userfaults: 1079 bounces: 55, mode: rnd racing ver, userfaults: 1106 bounces: 54, mode: racing ver, userfaults: 1077 bounces: 53, mode: rnd ver, userfaults: 886 bounces: 52, mode: ver, userfaults: 1075 bounces: 51, mode: rnd racing, userfaults: 1101 bounces: 50, mode: racing, userfaults: 1073 bounces: 49, mode: rnd, userfaults: 1070 bounces: 48, mode:, userfaults: 1071 bounces: 47, mode: rnd racing ver poll, userfaults: 1077 bounces: 46, mode: racing ver poll, userfaults: 910 bounces: 45, mode: rnd ver poll, userfaults: 1063 bounces: 44, mode: ver poll, userfaults: 1028 bounces: 43, mode: rnd racing poll, userfaults: 1043 bounces: 42, mode: racing poll, userfaults: 1065 bounces: 41, mode: rnd poll, userfaults: 912 bounces: 40, mode: poll, userfaults: 1063 bounces: 39, mode: rnd racing ver, userfaults: 880 bounces: 38, mode: racing ver, userfaults: 1061 bounces: 37, mode: rnd ver, userfaults: 1144 bounces: 36, mode: ver, userfaults: 1059 bounces: 35, mode: rnd racing, userfaults: 967 bounces: 34, mode: racing, userfaults: 1057 bounces: 33, mode: rnd, userfaults: 1076 bounces: 32, mode:, userfaults: 1055 bounces: 31, mode: rnd racing ver poll, userfaults: 997 bounces: 30, mode: racing ver poll, userfaults: 1053 bounces: 29, mode: rnd ver poll, userfaults: 968 bounces: 28, mode: ver poll, userfaults: 978 bounces: 27, mode: rnd racing poll, userfaults: 1008 bounces: 26, mode: racing poll, userfaults: 1049 bounces: 25, mode: rnd poll, userfaults: 900 bounces: 24, mode: poll, userfaults: 1047 bounces: 23, mode: rnd racing ver, userfaults: 988 bounces: 22, mode: racing ver, userfaults: 1045 bounces: 21, mode: rnd ver, userfaults: 1027 bounces: 20, mode: ver, userfaults: 1043 bounces: 19, mode: rnd racing, userfaults: 1017 bounces: 18, mode: racing, userfaults: 1041 bounces: 17, mode: rnd, userfaults: 979 bounces: 16, mode:, userfaults: 1039 bounces: 15, mode: rnd racing ver poll, userfaults: 1134 bounces: 14, mode: racing ver poll, userfaults: 1037 bounces: 13, mode: rnd ver poll, userfaults: 1046 bounces: 12, mode: ver poll, userfaults: 1035 bounces: 11, mode: rnd racing poll, userfaults: 1060 bounces: 10, mode: racing poll, userfaults: 1033 bounces: 9, mode: rnd poll, userfaults: 1003 bounces: 8, mode: poll, userfaults: 929 bounces: 7, mode: rnd racing ver, userfaults: 964 bounces: 6, mode: racing ver, userfaults: 1029 bounces: 5, mode: rnd ver, userfaults: 1053 bounces: 4, mode: ver, userfaults: 1027 bounces: 3, mode: rnd racing, userfaults: 863 bounces: 2, mode: racing, userfaults: 1025 bounces: 1, mode: rnd, userfaults: 1043 bounces: 0, mode:, userfaults: 950 Signed-off-by: Geert Uytterhoeven Acked-by: Greg Ungerer --- diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h index 7599cb94f9a0..d25d5a5c83cb 100644 --- a/arch/m68k/include/asm/unistd.h +++ b/arch/m68k/include/asm/unistd.h @@ -4,7 +4,7 @@ #include -#define NR_syscalls 373 +#define NR_syscalls 374 #define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_OLD_STAT diff --git a/arch/m68k/include/uapi/asm/unistd.h b/arch/m68k/include/uapi/asm/unistd.h index b29ef18adb4a..0eebb28488ec 100644 --- a/arch/m68k/include/uapi/asm/unistd.h +++ b/arch/m68k/include/uapi/asm/unistd.h @@ -378,5 +378,6 @@ #define __NR_shutdown 370 #define __NR_recvmmsg 371 #define __NR_sendmmsg 372 +#define __NR_userfaultfd 373 #endif /* _UAPI_ASM_M68K_UNISTD_H_ */ diff --git a/arch/m68k/kernel/syscalltable.S b/arch/m68k/kernel/syscalltable.S index e0fe52b62a3e..7b5a315f6df2 100644 --- a/arch/m68k/kernel/syscalltable.S +++ b/arch/m68k/kernel/syscalltable.S @@ -393,3 +393,4 @@ ENTRY(sys_call_table) .long sys_shutdown /* 370 */ .long sys_recvmmsg .long sys_sendmmsg + .long sys_userfaultfd