Merge tag 'v6.6-p4' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

[platform/kernel/linux-starfive.git] / fs / jbd2 / commit.c

diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index 1073259..8d6f934 100644 (file)
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -298,14 +298,12 @@ static int journal_finish_inode_data_buffers(journal_t *journal,
 
 static __u32 jbd2_checksum_data(__u32 crc32_sum, struct buffer_head *bh)
 {
-       struct page *page = bh->b_page;
        char *addr;
        __u32 checksum;
 
-       addr = kmap_atomic(page);
-       checksum = crc32_be(crc32_sum,
-               (void *)(addr + offset_in_page(bh->b_data)), bh->b_size);
-       kunmap_atomic(addr);
+       addr = kmap_local_folio(bh->b_folio, bh_offset(bh));
+       checksum = crc32_be(crc32_sum, addr, bh->b_size);
+       kunmap_local(addr);
 
        return checksum;
 }
@@ -322,7 +320,6 @@ static void jbd2_block_tag_csum_set(journal_t *j, journal_block_tag_t *tag,
                                    struct buffer_head *bh, __u32 sequence)
 {
        journal_block_tag3_t *tag3 = (journal_block_tag3_t *)tag;
-       struct page *page = bh->b_page;
        __u8 *addr;
        __u32 csum32;
        __be32 seq;
@@ -331,11 +328,10 @@ static void jbd2_block_tag_csum_set(journal_t *j, journal_block_tag_t *tag,
                return;
 
        seq = cpu_to_be32(sequence);
-       addr = kmap_atomic(page);
+       addr = kmap_local_folio(bh->b_folio, bh_offset(bh));
        csum32 = jbd2_chksum(j, j->j_csum_seed, (__u8 *)&seq, sizeof(seq));
-       csum32 = jbd2_chksum(j, csum32, addr + offset_in_page(bh->b_data),
-                            bh->b_size);
-       kunmap_atomic(addr);
+       csum32 = jbd2_chksum(j, csum32, addr, bh->b_size);
+       kunmap_local(addr);
 
        if (jbd2_has_feature_csum3(j))
                tag3->t_checksum = cpu_to_be32(csum32);