Mercurial > hg > nginx-quic
view src/os/unix/ngx_setaffinity.c @ 5334:03ff14058272
Added safety belt for the case of sending header twice.
The aforementioned situation is abnormal per se and as such it now forces
request termination with appropriate error message.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Tue, 30 Jul 2013 15:04:46 +0400 |
parents | f31162fefe01 |
children | 7296b38f6416 |
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/* * Copyright (C) Nginx, Inc. */ #include <ngx_config.h> #include <ngx_core.h> #if (NGX_HAVE_CPUSET_SETAFFINITY) #include <sys/cpuset.h> void ngx_setaffinity(uint64_t cpu_affinity, ngx_log_t *log) { cpuset_t mask; ngx_uint_t i; ngx_log_error(NGX_LOG_NOTICE, log, 0, "cpuset_setaffinity(0x%08Xl)", cpu_affinity); CPU_ZERO(&mask); i = 0; do { if (cpu_affinity & 1) { CPU_SET(i, &mask); } i++; cpu_affinity >>= 1; } while (cpu_affinity); if (cpuset_setaffinity(CPU_LEVEL_WHICH, CPU_WHICH_PID, -1, sizeof(cpuset_t), &mask) == -1) { ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "cpuset_setaffinity() failed"); } } #elif (NGX_HAVE_SCHED_SETAFFINITY) void ngx_setaffinity(uint64_t cpu_affinity, ngx_log_t *log) { cpu_set_t mask; ngx_uint_t i; ngx_log_error(NGX_LOG_NOTICE, log, 0, "sched_setaffinity(0x%08Xl)", cpu_affinity); CPU_ZERO(&mask); i = 0; do { if (cpu_affinity & 1) { CPU_SET(i, &mask); } i++; cpu_affinity >>= 1; } while (cpu_affinity); if (sched_setaffinity(0, sizeof(cpu_set_t), &mask) == -1) { ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, "sched_setaffinity() failed"); } } #endif