diff options
| author | Mark Brown <broonie@kernel.org> | 2023-05-30 22:41:29 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-05-30 22:41:29 +0300 |
| commit | b48aa6a3577cccd13ea21392540f6cde437dd04d (patch) | |
| tree | 77091078bd9c3fd7c38efea83ec71a0719676819 /block/fops.c | |
| parent | f2d4aa7e97eb60f426b92b95da712a6b3c18dc9a (diff) | |
| parent | 60413129ee2b38a80347489270af7f6e1c1de4d0 (diff) | |
| download | linux-b48aa6a3577cccd13ea21392540f6cde437dd04d.tar.xz | |
ES8316 audio codec fixes on Rock5B
Merge series from Cristian Ciocaltea <cristian.ciocaltea@collabora.com>:
This patch series handles a few issues related to the ES8316 audio
codec, discovered while doing some testing on the Rock 5B board.
Diffstat (limited to 'block/fops.c')
| -rw-r--r-- | block/fops.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/block/fops.c b/block/fops.c index d2e6be4e3d1c..58d0aebc7313 100644 --- a/block/fops.c +++ b/block/fops.c @@ -678,6 +678,16 @@ static long blkdev_fallocate(struct file *file, int mode, loff_t start, return error; } +static int blkdev_mmap(struct file *file, struct vm_area_struct *vma) +{ + struct inode *bd_inode = bdev_file_inode(file); + + if (bdev_read_only(I_BDEV(bd_inode))) + return generic_file_readonly_mmap(file, vma); + + return generic_file_mmap(file, vma); +} + const struct file_operations def_blk_fops = { .open = blkdev_open, .release = blkdev_close, @@ -685,7 +695,7 @@ const struct file_operations def_blk_fops = { .read_iter = blkdev_read_iter, .write_iter = blkdev_write_iter, .iopoll = iocb_bio_iopoll, - .mmap = generic_file_mmap, + .mmap = blkdev_mmap, .fsync = blkdev_fsync, .unlocked_ioctl = blkdev_ioctl, #ifdef CONFIG_COMPAT |