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| author |   Damjan Marion <damarion@cisco.com> | 2019-01-19 23:45:36 +0100 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2019-01-20 19:23:42 +0000 |
| commit | 0a78fa17cbbeec8137ae823d3c5da8c6bec5ac6e (patch) | |
| tree | 140c217c3a46ae5ef2bc898adadf5af0b4c75c0c /src/vppinfra/cpu.h | |
| parent | 4d2f86a1ebcfc952080386603354c4767d2c8825 (diff) | |
Store numa-noda and cpu-index in vlib_main_t
Change-Id: If88ccd965122b9318a39a8d71b53334cd1fd81e4
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vppinfra/cpu.h')
| -rw-r--r-- | src/vppinfra/cpu.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/vppinfra/cpu.h b/src/vppinfra/cpu.h index 6dc0a23e467..8341eaf0e54 100644 --- a/src/vppinfra/cpu.h +++ b/src/vppinfra/cpu.h @@ -16,6 +16,7 @@ #ifndef included_clib_cpu_h #define included_clib_cpu_h +#include <sys/syscall.h> #include <vppinfra/format.h> /* @@ -99,6 +100,22 @@ _ (asimddp, 20) \ _ (sha512, 21) \ _ (sve, 22) +static inline u32 +clib_get_current_cpu_index () +{ + unsigned cpu, node; + syscall (__NR_getcpu, &cpu, &node, 0); + return cpu; +} + +static inline u32 +clib_get_current_numa_node () +{ + unsigned cpu, node; + syscall (__NR_getcpu, &cpu, &node, 0); + return node; +} + #if defined(__x86_64__) #include "cpuid.h" |