diff options
Diffstat (limited to 'linux/dev/glue/block.c')
| -rw-r--r-- | linux/dev/glue/block.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/linux/dev/glue/block.c b/linux/dev/glue/block.c index 8c41f088..da4ef38e 100644 --- a/linux/dev/glue/block.c +++ b/linux/dev/glue/block.c @@ -384,7 +384,7 @@ bread (kdev_t dev, int block, int size) bh = getblk (dev, block, size); if (bh) { - ll_rw_block (READ, 1, &bh); + ll_rw_block (READ, 1, &bh, 0); wait_on_buffer (bh); if (! buffer_uptodate (bh)) { @@ -444,7 +444,7 @@ enqueue_request (struct request *req) /* Perform the I/O operation RW on the buffer list BH containing NR buffers. */ void -ll_rw_block (int rw, int nr, struct buffer_head **bh) +ll_rw_block (int rw, int nr, struct buffer_head **bh, int quiet) { int i, bshift, bsize; unsigned major; @@ -476,6 +476,7 @@ ll_rw_block (int rw, int nr, struct buffer_head **bh) r->rq_dev = bh[0]->b_dev; r->cmd = rw; r->errors = 0; + r->quiet = quiet; r->sector = bh[0]->b_blocknr << (bshift - 9); r->current_nr_sectors = bh[0]->b_size >> 9; r->buffer = bh[0]->b_data; @@ -528,7 +529,7 @@ rdwr_partial (int rw, kdev_t dev, loff_t *off, bh->b_data = alloc_buffer (bh->b_size); if (! bh->b_data) return -ENOMEM; - ll_rw_block (READ, 1, &bh); + ll_rw_block (READ, 1, &bh, 0); wait_on_buffer (bh); if (buffer_uptodate (bh)) { @@ -542,7 +543,7 @@ rdwr_partial (int rw, kdev_t dev, loff_t *off, { memcpy (bh->b_data + o, *buf, c); bh->b_state = (1 << BH_Dirty) | (1 << BH_Lock); - ll_rw_block (WRITE, 1, &bh); + ll_rw_block (WRITE, 1, &bh, 0); wait_on_buffer (bh); if (! buffer_uptodate (bh)) { @@ -589,8 +590,8 @@ rdwr_full (int rw, kdev_t dev, loff_t *off, char **buf, int *resid, int bshift) set_bit (BH_Lock, &bh->b_state); if (rw == WRITE) set_bit (BH_Dirty, &bh->b_state); - cc = PAGE_SIZE - (((int) *buf) & PAGE_MASK); - if (cc >= BSIZE && ((int) *buf & 511) == 0) + cc = PAGE_SIZE - (((int) *buf + (nb << bshift)) & PAGE_MASK); + if (cc >= BSIZE && (((int) *buf + (nb << bshift)) & 511) == 0) cc &= ~BMASK; else { @@ -623,7 +624,8 @@ rdwr_full (int rw, kdev_t dev, loff_t *off, char **buf, int *resid, int bshift) } if (! err) { - ll_rw_block (rw, i, bhp); + assert (i > 0); + ll_rw_block (rw, i, bhp, 0); wait_on_buffer (bhp[i - 1]); } for (bh = bhead, cc = 0, j = 0; j < i; cc += bh->b_size, bh++, j++) @@ -1650,7 +1652,7 @@ device_get_status (void *d, dev_flavor_t flavor, dev_status_t status, /* It would be nice to return the block size as reported by the driver, but a lot of user level code assumes the sector size to be 512. */ - status[DEV_GET_SIZE_RECORD_SIZE] = 512; + status[DEV_GET_RECORDS_RECORD_SIZE] = 512; /* Always return DEV_GET_RECORDS_COUNT. This is what all native Mach drivers do, and makes it possible to detect the absence of the call by setting it to a different value on input. MiG @@ -1703,7 +1705,7 @@ device_get_status (void *d, dev_flavor_t flavor, dev_status_t status, static io_return_t device_set_status (void *d, dev_flavor_t flavor, dev_status_t status, - mach_msg_type_number_t *status_count) + mach_msg_type_number_t status_count) { struct block_data *bd = d; |