Mercurial > hg > nginx
view src/os/unix/ngx_alloc.c @ 9139:d7dec2970161
QUIC: always add ACK frame to the queue head.
Previously it was added to the tail as all other frames. However, if the
amount of queued data is large, it could delay the delivery of ACK, which
could trigger frames retransmissions and slow down the connection.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Thu, 10 Aug 2023 20:11:29 +0400 |
parents | d620f497c50f |
children |
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/* * Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */ #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