buffer: improve bdev_getblk documentation
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Tue, 16 Apr 2024 03:17:51 +0000 (04:17 +0100)
committerAndrew Morton <akpm@linux-foundation.org>
Mon, 6 May 2024 00:53:40 +0000 (17:53 -0700)
commit0b116ff4dc40ec84ce4bfd451436e66ab2bbc86d
tree88eddeed8699a427eaa4e5623414139b2751e2e4
parentb73a936f99914e23fbe236f75ecf257923cb06e7
buffer: improve bdev_getblk documentation

Add some more information about the state of the buffer_head returned.

Link: https://lkml.kernel.org/r/20240416031754.4076917-8-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Pankaj Raghav <p.raghav@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
fs/buffer.c