diff options
| -rw-r--r-- | drivers/block/ataflop.c | 6 | ||||
| -rw-r--r-- | drivers/block/floppy.c | 15 | ||||
| -rw-r--r-- | drivers/block/swim3.c | 6 | ||||
| -rw-r--r-- | drivers/block/ub.c | 2 | ||||
| -rw-r--r-- | drivers/cdrom/cdrom.c | 4 | ||||
| -rw-r--r-- | drivers/ide/ide-gd.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/sd.c | 2 | ||||
| -rw-r--r-- | fs/block_dev.c | 7 | ||||
| -rw-r--r-- | include/linux/fs.h | 4 |
9 files changed, 26 insertions, 22 deletions
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c index e1db285b72cd..85d56a26f7c6 100644 --- a/drivers/block/ataflop.c +++ b/drivers/block/ataflop.c @@ -1813,17 +1813,17 @@ static int floppy_open( struct inode *inode, struct file *filp ) if (p->ref && p->type != type) return -EBUSY; - if (p->ref == -1 || (p->ref && filp->f_flags & O_EXCL)) + if (p->ref == -1 || (p->ref && filp->f_mode & FMODE_EXCL)) return -EBUSY; - if (filp->f_flags & O_EXCL) + if (filp->f_mode & FMODE_EXCL) p->ref = -1; else p->ref++; p->type = type; - if (filp->f_flags & O_NDELAY) + if (filp->f_mode & FMODE_NDELAY) return 0; if (filp->f_mode & (FMODE_READ|FMODE_WRITE)) { diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index ae3ef8945f3f..5d60c05a736a 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -3453,7 +3453,7 @@ static int fd_getgeo(struct block_device *bdev, struct hd_geometry *geo) static int fd_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long param) { -#define FD_IOCTL_ALLOWED ((filp) && (filp)->private_data) +#define FD_IOCTL_ALLOWED ((filp) && (filp)->f_mode & (FMODE_WRITE|FMODE_WRITE_IOCTL)) #define OUT(c,x) case c: outparam = (const char *) (x); break #define IN(c,x,tag) case c: *(x) = inparam. tag ; return 0 @@ -3690,7 +3690,6 @@ static int floppy_open(struct inode *inode, struct file *filp) int res = -EBUSY; char *tmp; - filp->private_data = (void *)0; mutex_lock(&open_lock); old_dev = UDRS->fd_device; if (opened_bdev[drive] && opened_bdev[drive] != inode->i_bdev) @@ -3701,10 +3700,10 @@ static int floppy_open(struct inode *inode, struct file *filp) USETF(FD_VERIFY); } - if (UDRS->fd_ref == -1 || (UDRS->fd_ref && (filp->f_flags & O_EXCL))) + if (UDRS->fd_ref == -1 || (UDRS->fd_ref && (filp->f_mode & FMODE_EXCL))) goto out2; - if (filp->f_flags & O_EXCL) + if (filp->f_mode & FMODE_EXCL) UDRS->fd_ref = -1; else UDRS->fd_ref++; @@ -3751,16 +3750,10 @@ static int floppy_open(struct inode *inode, struct file *filp) buffer_track = -1; } - /* Allow ioctls if we have write-permissions even if read-only open. - * Needed so that programs such as fdrawcmd still can work on write - * protected disks */ - if ((filp->f_mode & FMODE_WRITE) || !file_permission(filp, MAY_WRITE)) - filp->private_data = (void *)8; - if (UFDCS->rawcmd == 1) UFDCS->rawcmd = 2; - if (!(filp->f_flags & O_NDELAY)) { + if (!(filp->f_mode & FMODE_NDELAY)) { if (filp->f_mode & (FMODE_READ|FMODE_WRITE)) { UDRS->last_checked = 0; check_disk_change(inode->i_bdev); diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c index a53ca54bee12..5c45d5556ae8 100644 --- a/drivers/block/swim3.c +++ b/drivers/block/swim3.c @@ -904,10 +904,10 @@ static int floppy_open(struct inode *inode, struct file *filp) swim3_action(fs, SETMFM); swim3_select(fs, RELAX); - } else if (fs->ref_count == -1 || filp->f_flags & O_EXCL) + } else if (fs->ref_count == -1 || filp->f_mode & FMODE_EXCL) return -EBUSY; - if (err == 0 && (filp->f_flags & O_NDELAY) == 0 + if (err == 0 && (filp->f_mode & FMODE_NDELAY) == 0 && (filp->f_mode & (FMODE_READ|FMODE_WRITE))) { check_disk_change(inode->i_bdev); if (fs->ejected) @@ -930,7 +930,7 @@ static int floppy_open(struct inode *inode, struct file *filp) return err; } - if (filp->f_flags & O_EXCL) + if (filp->f_mode & FMODE_EXCL) fs->ref_count = -1; else ++fs->ref_count; diff --git a/drivers/block/ub.c b/drivers/block/ub.c index f60e41833f69..85d41eb67c0b 100644 --- a/drivers/block/ub.c +++ b/drivers/block/ub.c @@ -1691,7 +1691,7 @@ static int ub_bd_open(struct inode *inode, struct file *filp) * under some pretty murky conditions (a failure of READ CAPACITY). * We may need it one day. */ - if (lun->removable && lun->changed && !(filp->f_flags & O_NDELAY)) { + if (lun->removable && lun->changed && !(filp->f_mode & FMODE_NDELAY)) { rc = -ENOMEDIUM; goto err_open; } diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c index d47f2f80accd..4feefa622aed 100644 --- a/drivers/cdrom/cdrom.c +++ b/drivers/cdrom/cdrom.c @@ -982,7 +982,7 @@ int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp) /* if this was a O_NONBLOCK open and we should honor the flags, * do a quick open without drive/disc integrity checks. */ cdi->use_count++; - if ((fp->f_flags & O_NONBLOCK) && (cdi->options & CDO_USE_FFLAGS)) { + if ((fp->f_mode & FMODE_NDELAY) && (cdi->options & CDO_USE_FFLAGS)) { ret = cdi->ops->open(cdi, 1); } else { ret = open_for_data(cdi); @@ -1205,7 +1205,7 @@ int cdrom_release(struct cdrom_device_info *cdi, struct file *fp) } opened_for_data = !(cdi->options & CDO_USE_FFLAGS) || - !(fp && fp->f_flags & O_NONBLOCK); + !(fp && fp->f_mode & FMODE_NDELAY); /* * flush cache on last write release diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c index d367473098f9..66bbb0a22f57 100644 --- a/drivers/ide/ide-gd.c +++ b/drivers/ide/ide-gd.c @@ -197,7 +197,7 @@ static int ide_gd_open(struct inode *inode, struct file *filp) * unreadable disk, so that we can get the format capacity * of the drive or begin the format - Sam */ - if (ret && (filp->f_flags & O_NDELAY) == 0) { + if (ret && (filp->f_mode & FMODE_NDELAY) == 0) { ret = -EIO; goto out_put_idkp; } diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 7c4d2e68df1c..202c1ed9abd7 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -640,7 +640,7 @@ static int sd_open(struct inode *inode, struct file *filp) */ retval = -ENOMEDIUM; if (sdev->removable && !sdkp->media_present && - !(filp->f_flags & O_NDELAY)) + !(filp->f_mode & FMODE_NDELAY)) goto error_out; /* diff --git a/fs/block_dev.c b/fs/block_dev.c index 8897f3b02e98..b9022694e9f7 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1007,6 +1007,13 @@ static int do_open(struct block_device *bdev, struct file *file, int for_part) return ret; } + if (file->f_flags & O_NDELAY) + file->f_mode |= FMODE_NDELAY; + if (file->f_flags & O_EXCL) + file->f_mode |= FMODE_EXCL; + if ((file->f_flags & O_ACCMODE) == 3) + file->f_mode |= FMODE_WRITE_IOCTL; + ret = -ENXIO; file->f_mapping = bdev->bd_inode->i_mapping; diff --git a/include/linux/fs.h b/include/linux/fs.h index 60a7a581ba91..5ab5579a5162 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -76,6 +76,10 @@ extern int dir_notify_enable; behavior for cross-node execution/opening_for_writing of files */ #define FMODE_EXEC ((__force fmode_t)16) +#define FMODE_NDELAY ((__force fmode_t)32) +#define FMODE_EXCL ((__force fmode_t)64) +#define FMODE_WRITE_IOCTL ((__force fmode_t)128) + #define RW_MASK 1 #define RWA_MASK 2 #define READ 0 |
