[Cluster-devel] [PATCH 03/11] gfs2: Don't use struct gfs2_rbm in struct gfs2_extent
Andreas Gruenbacher
agruenba at redhat.com
Fri Jan 11 16:05:40 UTC 2019
Don't use struct gfs2_rbm in struct gfs2_extent: the extent will always
be in the same resource group, so there is no need to track the resource
group separately.
Signed-off-by: Andreas Gruenbacher <agruenba at redhat.com>
---
fs/gfs2/rgrp.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index cfef8cc5fa155..2ce46e372b020 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -61,7 +61,8 @@
*/
struct gfs2_extent {
- struct gfs2_rbm rbm;
+ int bii;
+ u32 offset;
u32 len;
};
@@ -1696,8 +1697,9 @@ static int gfs2_reservation_check_and_update(struct gfs2_rbm *rbm,
return 0;
if (extlen > maxext->len) {
+ maxext->bii = rbm->bii;
+ maxext->offset = rbm->offset;
maxext->len = extlen;
- maxext->rbm = *rbm;
}
fail:
nblock = block + extlen;
@@ -1740,7 +1742,7 @@ static int gfs2_rbm_find(struct gfs2_rbm *rbm, u8 state, u32 *minlen,
int iters = rbm->rgd->rd_length;
int ret;
struct gfs2_bitmap *bi;
- struct gfs2_extent maxext = { .rbm.rgd = rbm->rgd, };
+ struct gfs2_extent maxext = { };
/* If we are not starting at the beginning of a bitmap, then we
* need to add one to the bitmap count to ensure that we search
@@ -1816,7 +1818,8 @@ static int gfs2_rbm_find(struct gfs2_rbm *rbm, u8 state, u32 *minlen,
/* If the maximum extent we found is big enough to fulfill the
minimum requirements, use it anyway. */
if (maxext.len) {
- *rbm = maxext.rbm;
+ rbm->bii = maxext.bii;
+ rbm->offset = maxext.offset;
*minlen = maxext.len;
return 0;
}
--
2.20.1
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