AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

floppy: use warning macros

Browse Source 
Convert assertions to use WARN().  There are several error checks in the
code for things that should never happen.  Convert them to standard
warnings so kerneloops.org will see them.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Stephen Hemminger 2010-06-15 13:21:11 +02:00 committed by Jens Axboe
parent b862f26fe1
commit 01b6b67eda
1 changed files with 11 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/block/floppy.c
View File

@ -2542,10 +2542,8 @@ static int make_raw_rw_request(void)
int tracksize;
int ssize;
if (max_buffer_sectors == 0) {
pr_info("VFS: Block I/O scheduled on unopened device\n");
if (WARN(max_buffer_sectors == 0, "VFS: Block I/O scheduled on unopened device\n"))
return 0;
}
set_fdc((long)current_req->rq_disk->private_data);
@ -2895,19 +2893,16 @@ static void process_fd_request(void)
static void do_fd_request(struct request_queue *q)
{
if (max_buffer_sectors == 0) {
pr_info("VFS: %s called on non-open device\n", __func__);
if (WARN(max_buffer_sectors == 0,
"VFS: %s called on non-open device\n", __func__))
return;
}
if (atomic_read(&usage_count) == 0) {
pr_info("warning: usage count=0, current_req=%p exiting\n",
current_req);
pr_info("sect=%ld type=%x flags=%x\n",
(long)blk_rq_pos(current_req), current_req->cmd_type,
current_req->cmd_flags);
if (WARN(atomic_read(&usage_count) == 0,
"warning: usage count=0, current_req=%p sect=%ld type=%x flags=%x\n",
current_req, (long)blk_rq_pos(current_req), current_req->cmd_type,
current_req->cmd_flags))
return;
}
if (test_bit(0, &fdc_busy)) {
/* fdc busy, this new request will be treated when the
current one is done */
@ -3817,10 +3812,10 @@ static int floppy_revalidate(struct gendisk *disk)
if (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
test_bit(FD_VERIFY_BIT, &UDRS->flags) ||
test_bit(drive, &fake_change) || NO_GEOM) {
if (atomic_read(&usage_count) == 0) {
pr_info("VFS: revalidate called on non-open device.\n");
if (WARN(atomic_read(&usage_count) == 0,
"VFS: revalidate called on non-open device.\n"))
return -EFAULT;
}
lock_fdc(drive, false);
cf = (test_bit(FD_DISK_CHANGED_BIT, &UDRS->flags) ||
test_bit(FD_VERIFY_BIT, &UDRS->flags));