Mercurial > hg > nginx-quic
view src/os/unix/ngx_alloc.c @ 4448:539355d9e675 stable-1.0
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 | 3051e512e301 |
children | d620f497c50f |
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/* * Copyright (C) Igor Sysoev */ #include <ngx_config.h> #include <ngx_core.h> ngx_uint_t ngx_pagesize; ngx_uint_t ngx_pagesize_shift; ngx_uint_t ngx_cacheline_size; void * ngx_alloc(size_t size, ngx_log_t *log) { void *p; p = malloc(size); if (p == NULL) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "malloc(%uz) failed", size); } ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, log, 0, "malloc: %p:%uz", p, size); return p; } void * ngx_calloc(size_t size, ngx_log_t *log) { void *p; p = ngx_alloc(size, log); if (p) { ngx_memzero(p, size); } return p; } #if (NGX_HAVE_POSIX_MEMALIGN) void * ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) { void *p; int err; err = posix_memalign(&p, alignment, size); if (err) { ngx_log_error(NGX_LOG_EMERG, log, err, "posix_memalign(%uz, %uz) failed", alignment, size); p = NULL; } ngx_log_debug3(NGX_LOG_DEBUG_ALLOC, log, 0, "posix_memalign: %p:%uz @%uz", p, size, alignment); return p; } #elif (NGX_HAVE_MEMALIGN) void * ngx_memalign(size_t alignment, size_t size, ngx_log_t *log) { void *p; p = memalign(alignment, size); if (p == NULL) { ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "memalign(%uz, %uz) failed", alignment, size); } ngx_log_debug3(NGX_LOG_DEBUG_ALLOC, log, 0, "memalign: %p:%uz @%uz", p, size, alignment); return p; } #endif