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| author | Igor Sysoev <igor@sysoev.ru> | 2008-09-12 13:50:12 +0000 |
|---|---|---|
| committer | Igor Sysoev <igor@sysoev.ru> | 2008-09-12 13:50:12 +0000 |
| commit | fae2c00d02d3631347a17deab2709968be1a05c7 (patch) | |
| tree | a62d5986fc44f517e87de51567145b12bbaab078 /src/os/unix/ngx_files.c | |
| parent | 0f8ea4de461b5fc54b69e09364c94b066363c0c9 (diff) | |
| download | nginx-fae2c00d02d3631347a17deab2709968be1a05c7.tar.gz nginx-fae2c00d02d3631347a17deab2709968be1a05c7.zip | |
disable directio for unaligned reads in Linux
Diffstat (limited to 'src/os/unix/ngx_files.c')
| -rw-r--r-- | src/os/unix/ngx_files.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/os/unix/ngx_files.c b/src/os/unix/ngx_files.c index ab861467e..661ecaa4e 100644 --- a/src/os/unix/ngx_files.c +++ b/src/os/unix/ngx_files.c @@ -389,7 +389,7 @@ ngx_unlock_fd(ngx_fd_t fd) #if (NGX_HAVE_O_DIRECT) ngx_int_t -ngx_directio(ngx_fd_t fd) +ngx_directio_on(ngx_fd_t fd) { int flags; @@ -402,4 +402,19 @@ ngx_directio(ngx_fd_t fd) return fcntl(fd, F_SETFL, flags | O_DIRECT); } + +ngx_int_t +ngx_directio_off(ngx_fd_t fd) +{ + int flags; + + flags = fcntl(fd, F_GETFL); + + if (flags == -1) { + return -1; + } + + return fcntl(fd, F_SETFL, flags & ~O_DIRECT); +} + #endif |