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comparison src/os/unix/ngx_process_cycle.c @ 4448:539355d9e675 stable-1.0

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Merge of r4404: Fixed sched_setaffinity(2) to correctly pass size. Second argument (cpusetsize) is size in bytes, not in bits. Previously used constant 32 resulted in reading of uninitialized memory and caused EINVAL to be returned on some Linux kernels.
author Maxim Dounin <mdounin@mdounin.ru>
date Sun, 05 Feb 2012 19:25:24 +0000
parents d3568507db51
children d620f497c50f
comparison
equal deleted inserted replaced
4447:2b2d51cdbd97 4448:539355d9e675
912 912
913 if (cpu_affinity) { 913 if (cpu_affinity) {
914 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, 914 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0,
915 "sched_setaffinity(0x%08Xl)", cpu_affinity); 915 "sched_setaffinity(0x%08Xl)", cpu_affinity);
916 916
917 if (sched_setaffinity(0, 32, (cpu_set_t *) &cpu_affinity) == -1) { 917 if (sched_setaffinity(0, sizeof(cpu_affinity),
918 (cpu_set_t *) &cpu_affinity)
919 == -1)
920 {
918 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, 921 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
919 "sched_setaffinity(0x%08Xl) failed", cpu_affinity); 922 "sched_setaffinity(0x%08Xl) failed", cpu_affinity);
920 } 923 }
921 } 924 }
922 925