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raw: deprecate the raw driver

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The raw driver has been replaced by O_DIRECT support on the block device
in 2002.  Deprecate it to prepare for removal in a few kernel releases.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-08-19 09:35:33 +02:00 committed by Jens Axboe
parent 3310eebafe
commit c482398353
1 changed files with 5 additions and 0 deletions
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5
drivers/char/raw.c
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@ -63,6 +63,11 @@ static int raw_open(struct inode *inode, struct file *filp)
return 0;
}
pr_warn_ratelimited(
"process %s (pid %d) is using the deprecated raw device\n"
"support will be removed in Linux 5.14.\n",
current->comm, current->pid);
mutex_lock(&raw_mutex);
/*