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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-08-29 10:31:45 (GMT) |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-09-09 06:53:27 (GMT) |
| commit | b7eacb59cd7fb5e98852186e485c0c865f862645 (patch) | |
| tree | 79020288a93eb3abfa3de29c44735958e7c3655e /arch/s390/include/asm/vdso.h | |
| parent | 070b7be633dc33c0899e8c934b4d5fad046b06e8 (diff) | |
| download | linux-b7eacb59cd7fb5e98852186e485c0c865f862645.tar.xz | |
s390/vdso: add vdso support for coarse clocks
Add CLOCK_REALTIME_COARSE and CLOCK_MONOTONIC_COARSE optimization to
the 64-bit and 31-bit vdso.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm/vdso.h')
| -rw-r--r-- | arch/s390/include/asm/vdso.h | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/arch/s390/include/asm/vdso.h b/arch/s390/include/asm/vdso.h index bc9746a..a62526d 100644 --- a/arch/s390/include/asm/vdso.h +++ b/arch/s390/include/asm/vdso.h @@ -22,13 +22,17 @@ struct vdso_data { __u64 xtime_tod_stamp; /* TOD clock for xtime 0x08 */ __u64 xtime_clock_sec; /* Kernel time 0x10 */ __u64 xtime_clock_nsec; /* 0x18 */ - __u64 wtom_clock_sec; /* Wall to monotonic clock 0x20 */ - __u64 wtom_clock_nsec; /* 0x28 */ - __u32 tz_minuteswest; /* Minutes west of Greenwich 0x30 */ - __u32 tz_dsttime; /* Type of dst correction 0x34 */ - __u32 ectg_available; /* ECTG instruction present 0x38 */ - __u32 tk_mult; /* Mult. used for xtime_nsec 0x3c */ - __u32 tk_shift; /* Shift used for xtime_nsec 0x40 */ + __u64 xtime_coarse_sec; /* Coarse kernel time 0x20 */ + __u64 xtime_coarse_nsec; /* 0x28 */ + __u64 wtom_clock_sec; /* Wall to monotonic clock 0x30 */ + __u64 wtom_clock_nsec; /* 0x38 */ + __u64 wtom_coarse_sec; /* Coarse wall to monotonic 0x40 */ + __u64 wtom_coarse_nsec; /* 0x48 */ + __u32 tz_minuteswest; /* Minutes west of Greenwich 0x50 */ + __u32 tz_dsttime; /* Type of dst correction 0x54 */ + __u32 ectg_available; /* ECTG instruction present 0x58 */ + __u32 tk_mult; /* Mult. used for xtime_nsec 0x5c */ + __u32 tk_shift; /* Shift used for xtime_nsec 0x60 */ }; struct vdso_per_cpu_data { |