Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

- maintain timespec internally.

Browse Source 
- set birthtime too.
This commit is contained in:
christos 2009-04-11 14:42:28 +00:00
parent 6e9108295a
commit bb2d65e097
2 changed files with 13 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
sys/kern/sys_pipe.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: sys_pipe.c,v 1.109 2009/04/04 10:12:51 ad Exp $ */
/* $NetBSD: sys_pipe.c,v 1.110 2009/04/11 14:42:28 christos Exp $ */
/*-
* Copyright (c) 2003, 2007, 2008, 2009 The NetBSD Foundation, Inc.
@ -68,7 +68,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: sys_pipe.c,v 1.109 2009/04/04 10:12:51 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: sys_pipe.c,v 1.110 2009/04/11 14:42:28 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -349,7 +349,7 @@ pipe_create(struct pipe **pipep, pool_cache_t cache, kmutex_t *mutex)
KASSERT(pipe != NULL);
*pipep = pipe;
error = 0;
getmicrotime(&pipe->pipe_ctime);
getnanotime(&pipe->pipe_ctime);
pipe->pipe_atime = pipe->pipe_ctime;
pipe->pipe_mtime = pipe->pipe_ctime;
pipe->pipe_lock = mutex;
@ -585,7 +585,7 @@ again:
}
if (error == 0)
getmicrotime(&rpipe->pipe_atime);
getnanoime(&rpipe->pipe_atime);
pipeunlock(rpipe);
unlocked_error:
@ -1032,7 +1032,7 @@ pipe_write(struct file *fp, off_t *offset, struct uio *uio, kauth_cred_t cred,
error = 0;
if (error == 0)
getmicrotime(&wpipe->pipe_mtime);
getnanotime(&wpipe->pipe_mtime);
/*
* We have something to offer, wake up select/poll.
@ -1186,16 +1186,16 @@ pipe_stat(struct file *fp, struct stat *ub)
{
struct pipe *pipe = fp->f_data;
memset((void *)ub, 0, sizeof(*ub));
memset(ub, 0, sizeof(*ub));
ub->st_mode = S_IFIFO | S_IRUSR | S_IWUSR;
ub->st_blksize = pipe->pipe_buffer.size;
if (ub->st_blksize == 0 && pipe->pipe_peer)
ub->st_blksize = pipe->pipe_peer->pipe_buffer.size;
ub->st_size = pipe->pipe_buffer.cnt;
ub->st_blocks = (ub->st_size) ? 1 : 0;
TIMEVAL_TO_TIMESPEC(&pipe->pipe_atime, &ub->st_atimespec);
TIMEVAL_TO_TIMESPEC(&pipe->pipe_mtime, &ub->st_mtimespec);
TIMEVAL_TO_TIMESPEC(&pipe->pipe_ctime, &ub->st_ctimespec);
ub->st_atimespec = pipe->pipe_atime;
ub->st_mtimespec = pipe->pipe_mtime;
ub->st_ctimespec = ub->st_birthtimespec = pipe->pipe_ctime;
ub->st_uid = kauth_cred_geteuid(fp->f_cred);
ub->st_gid = kauth_cred_getegid(fp->f_cred);

8
sys/sys/pipe.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: pipe.h,v 1.25 2009/02/01 18:23:04 ad Exp $ */
/* $NetBSD: pipe.h,v 1.26 2009/04/11 14:42:28 christos Exp $ */
/*
* Copyright (c) 1996 John S. Dyson
@ -109,9 +109,9 @@ struct pipe {
struct pipebuf pipe_buffer; /* data storage */
struct pipemapping pipe_map; /* pipe mapping for direct I/O */
struct selinfo pipe_sel; /* for compat with select */
struct timeval pipe_atime; /* time of last access */
struct timeval pipe_mtime; /* time of last modify */
struct timeval pipe_ctime; /* time of status change */
struct timespec pipe_atime; /* time of last access */
struct timespec pipe_mtime; /* time of last modify */
struct timespec pipe_ctime; /* time of status change */
pid_t pipe_pgid; /* process group for sigio */
struct pipe *pipe_peer; /* link with other direction */
u_int pipe_state; /* pipe status info */