__ext4_block_zero_page_range decrypts the entire page. This commit
decrypts the block to be partially zeroed instead of the whole page.
Signed-off-by: Chandan Rajendra <chan...@linux.ibm.com>
---
fs/ext4/inode.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 51744a3c3964..ade1816697a8 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4080,9 +4080,10 @@ static int __ext4_block_zero_page_range(handle_t *handle,
if (S_ISREG(inode->i_mode) && IS_ENCRYPTED(inode)) {
/* We expect the key to be set. */
BUG_ON(!fscrypt_has_encryption_key(inode));
- BUG_ON(blocksize != PAGE_SIZE);
WARN_ON_ONCE(fscrypt_decrypt_page(page->mapping->host,
- page, PAGE_SIZE, 0,
page->index));
+ page, blocksize,
+ round_down(offset,
blocksize),
+ iblock));
}
}
if (ext4_should_journal_data(inode)) {
--
2.19.1
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