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comparison src/os/unix/ngx_files.c @ 2248:1adec90a0e46

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disable directio for unaligned reads in Linux
author Igor Sysoev <igor@sysoev.ru>
date Fri, 12 Sep 2008 13:50:12 +0000
parents c7c319896bb4
children 5e87ddb4764f
comparison
equal deleted inserted replaced
2247:981483d63e9f 2248:1adec90a0e46
387 387
388 388
389 #if (NGX_HAVE_O_DIRECT) 389 #if (NGX_HAVE_O_DIRECT)
390 390
391 ngx_int_t 391 ngx_int_t
392 ngx_directio(ngx_fd_t fd) 392 ngx_directio_on(ngx_fd_t fd)
393 { 393 {
394 int flags; 394 int flags;
395 395
396 flags = fcntl(fd, F_GETFL); 396 flags = fcntl(fd, F_GETFL);
397 397
400 } 400 }
401 401
402 return fcntl(fd, F_SETFL, flags | O_DIRECT); 402 return fcntl(fd, F_SETFL, flags | O_DIRECT);
403 } 403 }
404 404
405 #endif 405
406 ngx_int_t
407 ngx_directio_off(ngx_fd_t fd)
408 {
409 int flags;
410
411 flags = fcntl(fd, F_GETFL);
412
413 if (flags == -1) {
414 return -1;
415 }
416
417 return fcntl(fd, F_SETFL, flags & ~O_DIRECT);
418 }
419
420 #endif