On Tue, Jul 14 2020, Christoph Hellwig wrote: > The only caller of the bstat function becomes cleaner and simpler when > open coding the function. > > Signed-off-by: Christoph Hellwig <h...@lst.de> > Acked-by: Song Liu <s...@kernel.org>
Reviewed-by: NeilBrown <ne...@suse.de>
Nice!
NeilBrown
> ---
> init/do_mounts.h | 10 ----------
> init/do_mounts_md.c | 8 ++++----
> 2 files changed, 4 insertions(+), 14 deletions(-)
>
> diff --git a/init/do_mounts.h b/init/do_mounts.h
> index 0bb0806de4ce2c..7513d1c14d13fe 100644
> --- a/init/do_mounts.h
> +++ b/init/do_mounts.h
> @@ -20,16 +20,6 @@ static inline int create_dev(char *name, dev_t dev)
> return ksys_mknod(name, S_IFBLK|0600, new_encode_dev(dev));
> }
>
> -static inline u32 bstat(char *name)
> -{
> - struct kstat stat;
> - if (vfs_stat(name, &stat) != 0)
> - return 0;
> - if (!S_ISBLK(stat.mode))
> - return 0;
> - return stat.rdev;
> -}
> -
> #ifdef CONFIG_BLK_DEV_RAM
>
> int __init rd_load_disk(int n);
> diff --git a/init/do_mounts_md.c b/init/do_mounts_md.c
> index b84031528dd446..359363e85ccd0b 100644
> --- a/init/do_mounts_md.c
> +++ b/init/do_mounts_md.c
> @@ -138,9 +138,9 @@ static void __init md_setup_drive(void)
> dev = MKDEV(MD_MAJOR, minor);
> create_dev(name, dev);
> for (i = 0; i < MD_SB_DISKS && devname != NULL; i++) {
> + struct kstat stat;
> char *p;
> char comp_name[64];
> - u32 rdev;
>
> p = strchr(devname, ',');
> if (p)
> @@ -150,9 +150,9 @@ static void __init md_setup_drive(void)
> if (strncmp(devname, "/dev/", 5) == 0)
> devname += 5;
> snprintf(comp_name, 63, "/dev/%s", devname);
> - rdev = bstat(comp_name);
> - if (rdev)
> - dev = new_decode_dev(rdev);
> + if (vfs_stat(comp_name, &stat) == 0 &&
> + S_ISBLK(stat.mode))
> + dev = new_decode_dev(stat.rdev);
> if (!dev) {
> printk(KERN_WARNING "md: Unknown device name:
> %s\n", devname);
> break;
> --
> 2.27.0
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