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cmd_device: Device add now updates blkid cache

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Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
Kent Overstreet 2025-06-07 11:46:40 -04:00
parent 8868e1c2b4
commit f4aa18bea1
1 changed files with 15 additions and 1 deletions
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16
c_src/cmd_device.c
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@ -12,6 +12,8 @@
#include <sys/types.h>
#include <unistd.h>
#include <blkid.h>
#include "libbcachefs/bcachefs.h"
#include "libbcachefs/bcachefs_ioctl.h"
#include "libbcachefs/errcode.h"
@ -88,7 +90,7 @@ static int cmd_device_add(int argc, char *argv[])
exit(EXIT_FAILURE);
break;
}
}
}
args_shift(optind);
char *fs_path = arg_pop();
@ -125,6 +127,18 @@ static int cmd_device_add(int argc, char *argv[])
darray_exit(&devs);
free(sb);
bchu_disk_add(fs, dev_opts.path);
/* A whole bunch of nonsense to get blkid to update its cache, so
* mount can find the new device by UUID:
*/
blkid_cache cache = NULL;
if (!blkid_get_cache(&cache, NULL)) {
blkid_dev dev = blkid_get_dev(cache, dev_opts.path, BLKID_DEV_VERIFY);
if (dev)
blkid_verify(cache, dev);
blkid_put_cache(cache);
}
return 0;
}