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| author | Lennart Poettering <lennart@poettering.net> | 2016-05-16 22:05:27 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2016-05-16 22:05:27 +0200 |
| commit | 3103459e9083555d1b52fb6a212a5c6ad1f98b95 (patch) | |
| tree | 264ef0cd7cc1b2c5f67d256c6a9a655d588922b9 /src/basic/cgroup-util.h | |
| parent | a87c45a84b080906c1ccaa154821e70184c39ec1 (diff) | |
| parent | 13c31542cc57e1454dccd6383bfdac98cbee5bb1 (diff) | |
Merge pull request #3193 from htejun/cgroup-io-controller
core: add io controller support on the unified hierarchy
Diffstat (limited to 'src/basic/cgroup-util.h')
| -rw-r--r-- | src/basic/cgroup-util.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/basic/cgroup-util.h b/src/basic/cgroup-util.h index 4254e51e5d..a696c1fa60 100644 --- a/src/basic/cgroup-util.h +++ b/src/basic/cgroup-util.h @@ -34,6 +34,7 @@ typedef enum CGroupController { CGROUP_CONTROLLER_CPU, CGROUP_CONTROLLER_CPUACCT, + CGROUP_CONTROLLER_IO, CGROUP_CONTROLLER_BLKIO, CGROUP_CONTROLLER_MEMORY, CGROUP_CONTROLLER_DEVICES, @@ -48,6 +49,7 @@ typedef enum CGroupController { typedef enum CGroupMask { CGROUP_MASK_CPU = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_CPU), CGROUP_MASK_CPUACCT = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_CPUACCT), + CGROUP_MASK_IO = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_IO), CGROUP_MASK_BLKIO = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_BLKIO), CGROUP_MASK_MEMORY = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_MEMORY), CGROUP_MASK_DEVICES = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_DEVICES), @@ -55,6 +57,21 @@ typedef enum CGroupMask { _CGROUP_MASK_ALL = CGROUP_CONTROLLER_TO_MASK(_CGROUP_CONTROLLER_MAX) - 1 } CGroupMask; +/* Special values for all weight knobs on unified hierarchy */ +#define CGROUP_WEIGHT_INVALID ((uint64_t) -1) +#define CGROUP_WEIGHT_MIN UINT64_C(1) +#define CGROUP_WEIGHT_MAX UINT64_C(10000) +#define CGROUP_WEIGHT_DEFAULT UINT64_C(100) + +#define CGROUP_LIMIT_MIN UINT64_C(0) +#define CGROUP_LIMIT_MAX ((uint64_t) -1) + +static inline bool CGROUP_WEIGHT_IS_OK(uint64_t x) { + return + x == CGROUP_WEIGHT_INVALID || + (x >= CGROUP_WEIGHT_MIN && x <= CGROUP_WEIGHT_MAX); +} + /* Special values for the cpu.shares attribute */ #define CGROUP_CPU_SHARES_INVALID ((uint64_t) -1) #define CGROUP_CPU_SHARES_MIN UINT64_C(2) @@ -190,5 +207,6 @@ bool cg_is_legacy_wanted(void); const char* cgroup_controller_to_string(CGroupController c) _const_; CGroupController cgroup_controller_from_string(const char *s) _pure_; +int cg_weight_parse(const char *s, uint64_t *ret); int cg_cpu_shares_parse(const char *s, uint64_t *ret); int cg_blkio_weight_parse(const char *s, uint64_t *ret); |