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Message-Id: <1314284934-17999-6-git-send-email-philipp.reisner@linbit.com>
Date: Thu, 25 Aug 2011 17:07:01 +0200
From: Philipp Reisner <philipp.reisner@...bit.com>
To: linux-kernel@...r.kernel.org, Jens Axboe <axboe@...nel.dk>
Cc: drbd-dev@...ts.linbit.com
Subject: [PATCH 005/118] drbd: Endianness convert the constants instead of the variables
From: Andreas Gruenbacher <agruen@...bit.com>
Converting the constants happens at compile time.
Signed-off-by: Philipp Reisner <philipp.reisner@...bit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@...bit.com>
---
drivers/block/drbd/drbd_actlog.c | 2 +-
drivers/block/drbd/drbd_main.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/block/drbd/drbd_actlog.c b/drivers/block/drbd/drbd_actlog.c
index cf0e63d..0eb17d3 100644
--- a/drivers/block/drbd/drbd_actlog.c
+++ b/drivers/block/drbd/drbd_actlog.c
@@ -407,7 +407,7 @@ static int drbd_al_read_tr(struct drbd_conf *mdev,
if (!drbd_md_sync_page_io(mdev, bdev, sector, READ))
return -1;
- rv = (be32_to_cpu(b->magic) == DRBD_MAGIC);
+ rv = (b->magic == cpu_to_be32(DRBD_MAGIC));
for (i = 0; i < AL_EXTENTS_PT + 1; i++)
xor_sum ^= be32_to_cpu(b->updates[i].extent);
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 2cd132a..f65b8c5 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -3729,7 +3729,7 @@ int drbd_md_read(struct drbd_conf *mdev, struct drbd_backing_dev *bdev)
goto err;
}
- if (be32_to_cpu(buffer->magic) != DRBD_MD_MAGIC) {
+ if (buffer->magic != cpu_to_be32(DRBD_MD_MAGIC)) {
dev_err(DEV, "Error while reading metadata, magic not found.\n");
rv = ERR_MD_INVALID;
goto err;
--
1.7.4.1
--
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