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| author | Rickard Green <[email protected]> | 2012-06-04 20:47:08 +0200 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2012-12-03 21:18:04 +0100 |
| commit | 3b523c25af0df45fbf68ab3cf50c0556f1d4e0a1 (patch) | |
| tree | f930df53411010192f32f351e922ea195f28d84f /erts/emulator/beam/erl_process.h | |
| parent | 6da93c20472f5d13b34a40ca53cba4fe6f352d24 (diff) | |
| download | otp-3b523c25af0df45fbf68ab3cf50c0556f1d4e0a1.tar.gz otp-3b523c25af0df45fbf68ab3cf50c0556f1d4e0a1.tar.bz2 otp-3b523c25af0df45fbf68ab3cf50c0556f1d4e0a1.zip | |
Atomic port state
Diffstat (limited to 'erts/emulator/beam/erl_process.h')
| -rw-r--r-- | erts/emulator/beam/erl_process.h | 30 |
1 files changed, 4 insertions, 26 deletions
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index 17d1ff0bd6..22303973bf 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -205,32 +205,10 @@ extern int erts_sched_thread_suggested_stack_size; ((Uint32) erts_smp_atomic32_read_nob(&(RQ)->flags)) #define ERTS_RUNQ_FLGS_GET_MB(RQ) \ ((Uint32) erts_smp_atomic32_read_mb(&(RQ)->flags)) -#define ERTS_RUNQ_FLGS_MASK_SET(RQ, MSK, FLGS) \ - ((Uint32) erts_smp_atomic32_mask_set_relb(&(RQ)->flags, \ - (erts_aint32_t) (MSK), \ - (erts_aint32_t) (FLGS))) - -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_mask_set_relb(erts_smp_atomic32_t *a32p, - erts_aint32_t mask, - erts_aint32_t set); -#if ERTS_GLB_INLINE_INCL_FUNC_DEF -ERTS_GLB_INLINE erts_aint32_t -erts_smp_atomic32_mask_set_relb(erts_smp_atomic32_t *a32p, - erts_aint32_t mask, - erts_aint32_t set) -{ - erts_aint32_t act = erts_smp_atomic32_read_nob(a32p); - while (1) { - erts_aint32_t exp = act; - erts_aint32_t new = exp & ~mask; - new |= (mask & set); - act = erts_smp_atomic32_cmpxchg_relb(a32p, new, exp); - if (act == exp) - return act; - } -} -#endif +#define ERTS_RUNQ_FLGS_READ_BSET(RQ, MSK, FLGS) \ + ((Uint32) erts_smp_atomic32_read_bset_relb(&(RQ)->flags, \ + (erts_aint32_t) (MSK), \ + (erts_aint32_t) (FLGS))) typedef enum { ERTS_SCHDLR_SSPND_DONE_MSCHED_BLOCKED, |