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| author | Jan Kara <jack@suse.cz> | 2021-04-12 15:50:21 +0200 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2021-07-12 18:31:16 +0200 |
| commit | 9608703e488cf7a711c42c7ccd981c32377f7b78 (patch) | |
| tree | a8d1ede6b0932cad4588fa242ce258defc4ffed7 /mm/truncate.c | |
| parent | Linux 5.14-rc1 (diff) | |
| download | linux-9608703e488cf7a711c42c7ccd981c32377f7b78.tar.xz linux-9608703e488cf7a711c42c7ccd981c32377f7b78.zip | |
mm: Fix comments mentioning i_mutex
inode->i_mutex has been replaced with inode->i_rwsem long ago. Fix
comments still mentioning i_mutex.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Acked-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'mm/truncate.c')
| -rw-r--r-- | mm/truncate.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/truncate.c b/mm/truncate.c index 234ddd879caa..0f9becee9789 100644 --- a/mm/truncate.c +++ b/mm/truncate.c @@ -412,7 +412,7 @@ EXPORT_SYMBOL(truncate_inode_pages_range); * @mapping: mapping to truncate * @lstart: offset from which to truncate * - * Called under (and serialised by) inode->i_mutex. + * Called under (and serialised by) inode->i_rwsem. * * Note: When this function returns, there can be a page in the process of * deletion (inside __delete_from_page_cache()) in the specified range. Thus @@ -429,7 +429,7 @@ EXPORT_SYMBOL(truncate_inode_pages); * truncate_inode_pages_final - truncate *all* pages before inode dies * @mapping: mapping to truncate * - * Called under (and serialized by) inode->i_mutex. + * Called under (and serialized by) inode->i_rwsem. * * Filesystems have to use this in the .evict_inode path to inform the * VM that this is the final truncate and the inode is going away. @@ -748,7 +748,7 @@ EXPORT_SYMBOL(truncate_pagecache); * setattr function when ATTR_SIZE is passed in. * * Must be called with a lock serializing truncates and writes (generally - * i_mutex but e.g. xfs uses a different lock) and before all filesystem + * i_rwsem but e.g. xfs uses a different lock) and before all filesystem * specific block truncation has been performed. */ void truncate_setsize(struct inode *inode, loff_t newsize) @@ -777,7 +777,7 @@ EXPORT_SYMBOL(truncate_setsize); * * The function must be called after i_size is updated so that page fault * coming after we unlock the page will already see the new i_size. - * The function must be called while we still hold i_mutex - this not only + * The function must be called while we still hold i_rwsem - this not only * makes sure i_size is stable but also that userspace cannot observe new * i_size value before we are prepared to store mmap writes at new inode size. */ |