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NO_GEOM cleanup:

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Move to "struct disk *" centric API.
Add NULL check to a malloc(9) return value.

Ok'ed by:	sos
This commit is contained in:
phk 2003-02-25 08:02:57 +00:00
parent 6a119a04ae
commit 6c8603b2c2
1 changed files with 12 additions and 25 deletions
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37
sys/dev/pst/pst-raid.c
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@ -52,30 +52,10 @@
#include "dev/pst/pst-iop.h"
/* device structures */
static d_strategy_t pststrategy;
static struct cdevsw pst_cdevsw = {
/* open */ nullopen,
/* close */ nullclose,
/* read */ physread,
/* write */ physwrite,
/* ioctl */ noioctl,
/* poll */ nopoll,
/* mmap */ nommap,
/* strat */ pststrategy,
/* name */ "pst",
/* maj */ 200,
/* dump */ nodump,
/* psize */ nopsize,
/* flags */ D_DISK,
};
static struct cdevsw pstdisk_cdevsw;
struct pst_softc {
struct iop_softc *iop;
struct i2o_lct_entry *lct;
struct i2o_bsa_device *info;
dev_t device;
struct devstat stats;
struct disk disk;
struct bio_queue_head queue;
@ -91,6 +71,7 @@ struct pst_request {
};
/* prototypes */
static disk_strategy_t pststrategy;
static int pst_probe(device_t);
static int pst_attach(device_t);
static int pst_shutdown(device_t);
@ -111,7 +92,11 @@ pst_add_raid(struct iop_softc *sc, struct i2o_lct_entry *lct)
if (!child)
return ENOMEM;
psc = malloc(sizeof(struct pst_softc), M_PSTRAID, M_NOWAIT | M_ZERO);
if (!(psc = malloc(sizeof(struct pst_softc),
M_PSTRAID, M_NOWAIT | M_ZERO))) {
device_delete_child(sc->dev, child);
return ENOMEM;
}
psc->iop = sc;
psc->lct = lct;
device_set_softc(child, psc);
@ -168,9 +153,11 @@ pst_attach(device_t dev)
bioq_init(&psc->queue);
mtx_init(&psc->mtx, "pst lock", MTX_DEF, 0);
psc->device = disk_create(lun, &psc->disk, 0, &pst_cdevsw, &pstdisk_cdevsw);
psc->device->si_drv1 = psc;
psc->device->si_iosize_max = 64 * 1024; /*I2O_SGL_MAX_SEGS * PAGE_SIZE;*/
psc->disk.d_name = "pst";
psc->disk.d_strategy = pststrategy;
psc->disk.d_maxsize = 64 * 1024; /*I2O_SGL_MAX_SEGS * PAGE_SIZE;*/
psc->disk.d_drv1 = psc;
disk_create(lun, &psc->disk, 0, NULL, NULL);
psc->disk.d_sectorsize = psc->info->block_size;
psc->disk.d_mediasize = psc->info->capacity;
@ -217,7 +204,7 @@ pst_shutdown(device_t dev)
static void
pststrategy(struct bio *bp)
{
struct pst_softc *psc = bp->bio_dev->si_drv1;
struct pst_softc *psc = bp->bio_disk->d_drv1;
mtx_lock(&psc->mtx);
bioqdisksort(&psc->queue, bp);