[PATCH 21/32] btrfs-progs: Refactor sectorsize users in free-space-cache.c

[Qu Wenruo]

Signed-off-by: Qu Wenruo <quwen...@cn.fujitsu.com>
---
 free-space-cache.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/free-space-cache.c b/free-space-cache.c
index a4196eb1..4bf4a6cb 100644
--- a/free-space-cache.c
+++ b/free-space-cache.c
@@ -54,7 +54,8 @@ static int io_ctl_init(struct io_ctl *io_ctl, u64 size, u64 
ino,
                       struct btrfs_root *root)
 {
        memset(io_ctl, 0, sizeof(struct io_ctl));
-       io_ctl->num_pages = (size + root->sectorsize - 1) / root->sectorsize;
+       io_ctl->num_pages = (size + root->fs_info->sectorsize - 1) /
+                               root->fs_info->sectorsize;
        io_ctl->buffer = kzalloc(size, GFP_NOFS);
        if (!io_ctl->buffer)
                return -ENOMEM;
@@ -81,11 +82,12 @@ static void io_ctl_unmap_page(struct io_ctl *io_ctl)
 static void io_ctl_map_page(struct io_ctl *io_ctl, int clear)
 {
        BUG_ON(io_ctl->index >= io_ctl->num_pages);
-       io_ctl->cur = io_ctl->buffer + (io_ctl->index++ * 
io_ctl->root->sectorsize);
+       io_ctl->cur = io_ctl->buffer + (io_ctl->index++ *
+                                       io_ctl->root->fs_info->sectorsize);
        io_ctl->orig = io_ctl->cur;
-       io_ctl->size = io_ctl->root->sectorsize;
+       io_ctl->size = io_ctl->root->fs_info->sectorsize;
        if (clear)
-               memset(io_ctl->cur, 0, io_ctl->root->sectorsize);
+               memset(io_ctl->cur, 0, io_ctl->root->fs_info->sectorsize);
 }
 
 static void io_ctl_drop_pages(struct io_ctl *io_ctl)
@@ -210,7 +212,8 @@ static int io_ctl_check_crc(struct io_ctl *io_ctl, int 
index)
        val = *tmp;
 
        io_ctl_map_page(io_ctl, 0);
-       crc = crc32c(crc, io_ctl->orig + offset, io_ctl->root->sectorsize - 
offset);
+       crc = crc32c(crc, io_ctl->orig + offset,
+                       io_ctl->root->fs_info->sectorsize - offset);
        btrfs_csum_final(crc, (u8 *)&crc);
        if (val != crc) {
                printk("btrfs: csum mismatch on free space cache\n");
@@ -257,7 +260,7 @@ static int io_ctl_read_bitmap(struct io_ctl *io_ctl,
        if (ret)
                return ret;
 
-       memcpy(entry->bitmap, io_ctl->cur, io_ctl->root->sectorsize);
+       memcpy(entry->bitmap, io_ctl->cur, io_ctl->root->fs_info->sectorsize);
        io_ctl_unmap_page(io_ctl);
 
        return 0;
-- 
2.13.0



--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html