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Subject[PATCH 37/62] jbd: remove the second argument of k[un]map_atomic()
Date

Signed-off-by: Cong Wang <amwang@redhat.com>
---
fs/jbd/journal.c | 12 ++++++------
fs/jbd/transaction.c | 4 ++--
2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index fea8dd6..de8ae3e 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -328,7 +328,7 @@ repeat:
new_offset = offset_in_page(jh2bh(jh_in)->b_data);
}

- mapped_data = kmap_atomic(new_page, KM_USER0);
+ mapped_data = kmap_atomic(new_page);
/*
* Check for escaping
*/
@@ -337,7 +337,7 @@ repeat:
need_copy_out = 1;
do_escape = 1;
}
- kunmap_atomic(mapped_data, KM_USER0);
+ kunmap_atomic(mapped_data);

/*
* Do we need to do a data copy?
@@ -354,9 +354,9 @@ repeat:
}

jh_in->b_frozen_data = tmp;
- mapped_data = kmap_atomic(new_page, KM_USER0);
+ mapped_data = kmap_atomic(new_page);
memcpy(tmp, mapped_data + new_offset, jh2bh(jh_in)->b_size);
- kunmap_atomic(mapped_data, KM_USER0);
+ kunmap_atomic(mapped_data);

new_page = virt_to_page(tmp);
new_offset = offset_in_page(tmp);
@@ -368,9 +368,9 @@ repeat:
* copying, we can finally do so.
*/
if (do_escape) {
- mapped_data = kmap_atomic(new_page, KM_USER0);
+ mapped_data = kmap_atomic(new_page);
*((unsigned int *)(mapped_data + new_offset)) = 0;
- kunmap_atomic(mapped_data, KM_USER0);
+ kunmap_atomic(mapped_data);
}

set_bh_page(new_bh, new_page, new_offset);
diff --git a/fs/jbd/transaction.c b/fs/jbd/transaction.c
index 7e59c6e..e59a112 100644
--- a/fs/jbd/transaction.c
+++ b/fs/jbd/transaction.c
@@ -712,9 +712,9 @@ done:
"Possible IO failure.\n");
page = jh2bh(jh)->b_page;
offset = offset_in_page(jh2bh(jh)->b_data);
- source = kmap_atomic(page, KM_USER0);
+ source = kmap_atomic(page);
memcpy(jh->b_frozen_data, source+offset, jh2bh(jh)->b_size);
- kunmap_atomic(source, KM_USER0);
+ kunmap_atomic(source);
}
jbd_unlock_bh_state(bh);

--
1.7.4.4


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