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init: remove the bstat helper 

The only caller of the bstat function becomes cleaner and simpler when
open coding the function.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: NeilBrown <neilb@suse.de>
Acked-by: Song Liu <song@kernel.org>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Christoph Hellwig 2020-06-06 10:49:35 +02:00
parent 9e96c8c0e9
commit 881627f353
2 changed files with 4 additions and 14 deletions
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10
init/do_mounts.h
View File

@ -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);

8
init/do_mounts_md.c
View File

@ -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;