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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.h | |
| 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.h')
| -rw-r--r-- | src/os/unix/ngx_files.h | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/src/os/unix/ngx_files.h b/src/os/unix/ngx_files.h index 9988bcc30..d7a38d95a 100644 --- a/src/os/unix/ngx_files.h +++ b/src/os/unix/ngx_files.h @@ -222,23 +222,26 @@ ngx_err_t ngx_unlock_fd(ngx_fd_t fd); #if (NGX_HAVE_O_DIRECT) -ngx_int_t ngx_directio(ngx_fd_t fd); -#define ngx_directio_n "fcntl(O_DIRECT)" +ngx_int_t ngx_directio_on(ngx_fd_t fd); +#define ngx_directio_on_n "fcntl(O_DIRECT)" + +ngx_int_t ngx_directio_off(ngx_fd_t fd); +#define ngx_directio_off_n "fcntl(!O_DIRECT)" #elif (NGX_HAVE_F_NOCACHE) -#define ngx_directio(fd) fcntl(fd, F_NOCACHE, 1) -#define ngx_directio_n "fcntl(F_NOCACHE)" +#define ngx_directio_on(fd) fcntl(fd, F_NOCACHE, 1) +#define ngx_directio_on_n "fcntl(F_NOCACHE, 1)" #elif (NGX_HAVE_DIRECTIO) -#define ngx_directio(fd) directio(fd, DIRECTIO_ON) -#define ngx_directio_n "directio(DIRECTIO_ON)" +#define ngx_directio_on(fd) directio(fd, DIRECTIO_ON) +#define ngx_directio_on_n "directio(DIRECTIO_ON)" #else -#define ngx_directio(fd) 0 -#define ngx_directio_n "ngx_directio_n" +#define ngx_directio_on(fd) 0 +#define ngx_directio_on_n "ngx_directio_on_n" #endif |