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authorIgor Sysoev <igor@sysoev.ru>2003-10-30 11:51:06 +0300
committerIgor Sysoev <igor@sysoev.ru>2003-10-30 11:51:06 +0300
commit68ee8f144242965c9650ad99604d1717c0f84c18 (patch)
tree7327fe5fcc7b45d0ade16767c74e918b8ba6f328 /src/os/unix/ngx_aio_read.c
parent14be46ee9862352fc055da8005e9bdf3dd1bc16e (diff)
nginx-0.0.1-2003-10-30-11:51:06 import
Diffstat (limited to 'src/os/unix/ngx_aio_read.c')
-rw-r--r--src/os/unix/ngx_aio_read.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/src/os/unix/ngx_aio_read.c b/src/os/unix/ngx_aio_read.c
index cb498eb5d..28deac6d2 100644
--- a/src/os/unix/ngx_aio_read.c
+++ b/src/os/unix/ngx_aio_read.c
@@ -24,12 +24,15 @@ ssize_t ngx_aio_read(ngx_connection_t *c, char *buf, size_t size)
rev = c->read;
- if (rev->active) {
+ if (!rev->ready) {
ngx_log_error(NGX_LOG_ALERT, rev->log, 0, "SECOND AIO POST");
return NGX_AGAIN;
}
- if (!rev->aio_complete) {
+ ngx_log_debug(rev->log, "rev->complete: %d" _ rev->complete);
+ ngx_log_debug(rev->log, "aio size: %d" _ size);
+
+ if (!rev->complete) {
ngx_memzero(&rev->aiocb, sizeof(struct aiocb));
rev->aiocb.aio_fildes = c->fd;
@@ -49,12 +52,13 @@ ssize_t ngx_aio_read(ngx_connection_t *c, char *buf, size_t size)
return NGX_ERROR;
}
- ngx_log_debug(rev->log, "aio_read: OK");
+ ngx_log_debug(rev->log, "aio_read: #%d OK" _ c->fd);
rev->active = 1;
+ rev->ready = 0;
}
- rev->aio_complete = 0;
+ rev->complete = 0;
n = aio_error(&rev->aiocb);
if (n == -1) {
@@ -65,15 +69,17 @@ ssize_t ngx_aio_read(ngx_connection_t *c, char *buf, size_t size)
if (n != 0) {
if (n == NGX_EINPROGRESS) {
- if (!rev->active) {
+ if (rev->ready) {
ngx_log_error(NGX_LOG_ALERT, rev->log, n,
"aio_read() still in progress");
+ rev->ready = 0;
}
return NGX_AGAIN;
}
ngx_log_error(NGX_LOG_CRIT, rev->log, n, "aio_read() failed");
rev->error = 1;
+ rev->ready = 0;
return NGX_ERROR;
}
@@ -83,16 +89,20 @@ ssize_t ngx_aio_read(ngx_connection_t *c, char *buf, size_t size)
"aio_return() failed");
rev->error = 1;
+ rev->ready = 0;
return NGX_ERROR;
}
- rev->active = 0;
-
- ngx_log_debug(rev->log, "aio_read: %d" _ n);
+ ngx_log_debug(rev->log, "aio_read: #%d %d" _ c->fd _ n);
if (n == 0) {
rev->eof = 1;
+ rev->ready = 0;
+ } else {
+ rev->ready = 1;
}
+ rev->active = 0;
+
return n;
}