diff options
| author | Mark Brown <broonie@linaro.org> | 2013-11-21 16:56:52 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-11-21 16:56:52 +0400 |
| commit | 16ec790938d4f356c82fab27b9a9adf4d6fe19a6 (patch) | |
| tree | 8158b4c88b59391274d539a7e8e6985446d900e7 /include/uapi/linux | |
| parent | e64001e8efc107992fd835770f6383d0dc731594 (diff) | |
| parent | 254dc326dbfd23c2678fafad1b84fc0e42ac4374 (diff) | |
| download | linux-16ec790938d4f356c82fab27b9a9adf4d6fe19a6.tar.xz | |
Merge tag 'ib-asoc-1' of git://git.linaro.org/people/ljones/mfd into asoc-arizona
Immutable branch for ASoC, as requested by Mark Brown
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/perf_event.h | 12 | ||||
| -rw-r--r-- | include/uapi/linux/tc_act/Kbuild | 1 | ||||
| -rw-r--r-- | include/uapi/linux/tc_act/tc_defact.h | 19 |
3 files changed, 27 insertions, 5 deletions
diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index 009a655a5d35..2fc1602e23bb 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -456,13 +456,15 @@ struct perf_event_mmap_page { /* * Control data for the mmap() data buffer. * - * User-space reading the @data_head value should issue an rmb(), on - * SMP capable platforms, after reading this value -- see - * perf_event_wakeup(). + * User-space reading the @data_head value should issue an smp_rmb(), + * after reading this value. * * When the mapping is PROT_WRITE the @data_tail value should be - * written by userspace to reflect the last read data. In this case - * the kernel will not over-write unread data. + * written by userspace to reflect the last read data, after issueing + * an smp_mb() to separate the data read from the ->data_tail store. + * In this case the kernel will not over-write unread data. + * + * See perf_output_put_handle() for the data ordering. */ __u64 data_head; /* head in the data section */ __u64 data_tail; /* user-space written tail */ diff --git a/include/uapi/linux/tc_act/Kbuild b/include/uapi/linux/tc_act/Kbuild index 0623ec4e728f..56f121605c99 100644 --- a/include/uapi/linux/tc_act/Kbuild +++ b/include/uapi/linux/tc_act/Kbuild @@ -1,5 +1,6 @@ # UAPI Header export list header-y += tc_csum.h +header-y += tc_defact.h header-y += tc_gact.h header-y += tc_ipt.h header-y += tc_mirred.h diff --git a/include/uapi/linux/tc_act/tc_defact.h b/include/uapi/linux/tc_act/tc_defact.h new file mode 100644 index 000000000000..17dddb40f740 --- /dev/null +++ b/include/uapi/linux/tc_act/tc_defact.h @@ -0,0 +1,19 @@ +#ifndef __LINUX_TC_DEF_H +#define __LINUX_TC_DEF_H + +#include <linux/pkt_cls.h> + +struct tc_defact { + tc_gen; +}; + +enum { + TCA_DEF_UNSPEC, + TCA_DEF_TM, + TCA_DEF_PARMS, + TCA_DEF_DATA, + __TCA_DEF_MAX +}; +#define TCA_DEF_MAX (__TCA_DEF_MAX - 1) + +#endif |
