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diff src/os/unix/ngx_file_aio_read.c @ 520:d41628eb4d0a NGINX_0_8_12

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nginx 0.8.12 *) Feature: the "sendfile" parameter in the "aio" directive on FreeBSD. *) Bugfix: in try_files; the bug had appeared in 0.8.11. *) Bugfix: in memcached; the bug had appeared in 0.8.11.
author Igor Sysoev <http://sysoev.ru>
date Mon, 31 Aug 2009 00:00:00 +0400
parents 86dad910eeb6
children 2b9e388c61f1
line wrap: on
line diff
--- a/src/os/unix/ngx_file_aio_read.c
+++ b/src/os/unix/ngx_file_aio_read.c
@@ -15,7 +15,8 @@
  *    if an asked data are already in VM cache, then aio_error() returns 0,
  *    and the data are already copied in buffer;
  *
- *    aio_read() preread in VM cache as minimum 32K;
+ *    aio_read() preread in VM cache as minimum 16K (probably BKVASIZE);
+ *    the first AIO preload may be up to 128K;
  *
  *    aio_read/aio_error() may return EINPROGRESS for just written data;
  *
@@ -60,6 +61,9 @@ ngx_file_aio_read(ngx_file_t *file, u_ch
         aio->event.data = aio;
         aio->event.ready = 1;
         aio->event.log = file->log;
+#if (NGX_HAVE_AIO_SENDFILE)
+        aio->last_offset = -1;
+#endif
         file->aio = aio;
     }