linux-ext4 - [PATCH] fs/buffer.c: use b

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Date:   Fri, 24 Feb 2023 15:25:03 -0800
From:   Eric Biggers <ebiggers@...nel.org>
To:     linux-fscrypt@...r.kernel.org
Cc:     linux-ext4@...r.kernel.org, Matthew Wilcox <willy@...radead.org>
Subject: [PATCH] fs/buffer.c: use b_folio for fscrypt work

From: Eric Biggers <ebiggers@...gle.com>

Use b_folio now that it exists.  This removes an unnecessary call to
compound_head().  No actual change in behavior.

Signed-off-by: Eric Biggers <ebiggers@...gle.com>
---
 fs/buffer.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index 034bece27163..d759b105c1e7 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -330,8 +330,8 @@ static void decrypt_bh(struct work_struct *work)
 	struct buffer_head *bh = ctx->bh;
 	int err;
 
-	err = fscrypt_decrypt_pagecache_blocks(page_folio(bh->b_page),
-					       bh->b_size, bh_offset(bh));
+	err = fscrypt_decrypt_pagecache_blocks(bh->b_folio, bh->b_size,
+					       bh_offset(bh));
 	if (err == 0 && need_fsverity(bh)) {
 		/*
 		 * We use different work queues for decryption and for verity
-- 
2.39.2