2:59 a.m.
---
drivers/staging/lustre/lustre/obdclass/cl_page.c | 21 +++++++++++----------
1 file changed, 11 insertions(+), 10 deletions(-)
diff --git a/drivers/staging/lustre/lustre/obdclass/cl_page.c
b/drivers/staging/lustre/lustre/obdclass/cl_page.c
index a7f3032..428c6b2 100644
--- a/drivers/staging/lustre/lustre/obdclass/cl_page.c
+++ b/drivers/staging/lustre/lustre/obdclass/cl_page.c
@@ -51,13 +51,13 @@
static void cl_page_delete0(const struct lu_env *env, struct cl_page *pg,
int radix);
-# define PASSERT(env, page, expr) \
- do { \
- if (unlikely(!(expr))) { \
- CL_PAGE_DEBUG(D_ERROR, (env), (page), #expr "\n"); \
- LASSERT(0); \
- } \
- } while (0)
+# define PASSERT(env, page, expr) \
+ do { \
+ if (unlikely(!(expr))) { \
+ CL_PAGE_DEBUG(D_ERROR, (env), (page), #expr "\n"); \
+ LASSERT(0); \
+ } \
+ } while (0)
# define PINVRNT(env, page, exp) \
((void)sizeof(env), (void)sizeof(page), (void)sizeof !!(exp))
@@ -169,6 +169,7 @@ int cl_page_gang_lookup(const struct lu_env *env, struct cl_object
*obj,
while ((nr = radix_tree_gang_lookup(&hdr->coh_tree, (void **)pvec,
idx, CLT_PVEC_SIZE)) > 0) {
int end_of_region = 0;
+
idx = pvec[nr - 1]->cp_index + 1;
for (i = 0, j = 0; i < nr; ++i) {
page = pvec[i];
@@ -286,6 +287,7 @@ static struct cl_page *cl_page_alloc(const struct lu_env *env,
GFP_NOFS);
if (page != NULL) {
int result = 0;
+
atomic_set(&page->cp_ref, 1);
if (type == CPT_CACHEABLE) /* for radix tree */
atomic_inc(&page->cp_ref);
@@ -372,9 +374,8 @@ static struct cl_page *cl_page_find0(const struct lu_env *env,
idx) == page));
}
- if (page != NULL) {
+ if (page != NULL)
return page;
- }
/* allocate and initialize cl_page */
page = cl_page_alloc(env, o, idx, vmpage, type);
@@ -1425,7 +1426,7 @@ void cl_page_clip(const struct lu_env *env, struct cl_page *pg,
CL_PAGE_HEADER(D_TRACE, env, pg, "%d %d\n", from, to);
CL_PAGE_INVOID(env, pg, CL_PAGE_OP(cpo_clip),
(const struct lu_env *,
- const struct cl_page_slice *,int, int),
+ const struct cl_page_slice *, int, int),
from, to);
}
EXPORT_SYMBOL(cl_page_clip);
--
1.9.0