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authorBenny Halevy <bhalevy@panasas.com>2011-05-25 22:03:56 +0400
committerBoaz Harrosh <bharrosh@panasas.com>2011-05-29 21:56:54 +0400
commit18ad0a9f2ccd260d37dd6bc5fa04c7819def4c84 (patch)
treea0936cf11e81969c0f84716ab958cd4728c87f54 /fs/nfs
parentdfed206b8857d41a91ebba030f99e30017a44dda (diff)
downloadlinux-18ad0a9f2ccd260d37dd6bc5fa04c7819def4c84.tar.xz
NFSv4.1: change pg_test return type to bool
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs4filelayout.c6
-rw-r--r--fs/nfs/objlayout/objio_osd.c7
-rw-r--r--fs/nfs/pagelist.c22
-rw-r--r--fs/nfs/pnfs.c4
-rw-r--r--fs/nfs/pnfs.h4
5 files changed, 21 insertions, 22 deletions
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 33bda24e8cd2..24f05720daf1 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -651,10 +651,10 @@ filelayout_alloc_lseg(struct pnfs_layout_hdr *layoutid,
/*
* filelayout_pg_test(). Called by nfs_can_coalesce_requests()
*
- * return 1 : coalesce page
- * return 0 : don't coalesce page
+ * return true : coalesce page
+ * return false : don't coalesce page
*/
-int
+bool
filelayout_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,
struct nfs_page *req)
{
diff --git a/fs/nfs/objlayout/objio_osd.c b/fs/nfs/objlayout/objio_osd.c
index 3be124160e97..8c2bd3eb8e8d 100644
--- a/fs/nfs/objlayout/objio_osd.c
+++ b/fs/nfs/objlayout/objio_osd.c
@@ -991,14 +991,13 @@ ssize_t objio_write_pagelist(struct objlayout_io_state *ol_state, bool stable)
/*
* objlayout_pg_test(). Called by nfs_can_coalesce_requests()
*
- * return 1 : coalesce page
- * return 0 : don't coalesce page
+ * return true iff coalesce page
*/
-int
+bool
objlayout_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,
struct nfs_page *req)
{
- return 1;
+ return true;
}
static struct pnfs_layoutdriver_type objlayout_type = {
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index b8704fedcd16..5344371a257c 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -244,29 +244,29 @@ void nfs_pageio_init(struct nfs_pageio_descriptor *desc,
*
* Return 'true' if this is the case, else return 'false'.
*/
-static int nfs_can_coalesce_requests(struct nfs_page *prev,
- struct nfs_page *req,
- struct nfs_pageio_descriptor *pgio)
+static bool nfs_can_coalesce_requests(struct nfs_page *prev,
+ struct nfs_page *req,
+ struct nfs_pageio_descriptor *pgio)
{
if (req->wb_context->cred != prev->wb_context->cred)
- return 0;
+ return false;
if (req->wb_lock_context->lockowner != prev->wb_lock_context->lockowner)
- return 0;
+ return false;
if (req->wb_context->state != prev->wb_context->state)
- return 0;
+ return false;
if (req->wb_index != (prev->wb_index + 1))
- return 0;
+ return false;
if (req->wb_pgbase != 0)
- return 0;
+ return false;
if (prev->wb_pgbase + prev->wb_bytes != PAGE_CACHE_SIZE)
- return 0;
+ return false;
/*
* Non-whole file layouts need to check that req is inside of
* pgio->pg_lseg.
*/
if (pgio->pg_test && !pgio->pg_test(pgio, prev, req))
- return 0;
- return 1;
+ return false;
+ return true;
}
/**
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 568ab0eef677..212fc292761a 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1043,7 +1043,7 @@ out_forget_reply:
goto out;
}
-int
+bool
pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,
struct nfs_page *req)
{
@@ -1070,7 +1070,7 @@ pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,
} else if (pgio->pg_lseg &&
req_offset(req) > end_offset(pgio->pg_lseg->pls_range.offset,
pgio->pg_lseg->pls_range.length))
- return 0;
+ return false;
return NFS_SERVER(pgio->pg_inode)->pnfs_curr_ld->pg_test(pgio, prev, req);
}
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index c056688ee92b..65daae59c8ae 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -87,7 +87,7 @@ struct pnfs_layoutdriver_type {
void (*free_lseg) (struct pnfs_layout_segment *lseg);
/* test for nfs page cache coalescing */
- int (*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, struct nfs_page *);
+ bool (*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, struct nfs_page *);
/* Returns true if layoutdriver wants to divert this request to
* driver's commit routine.
@@ -158,7 +158,7 @@ enum pnfs_try_status pnfs_try_to_write_data(struct nfs_write_data *,
const struct rpc_call_ops *, int);
enum pnfs_try_status pnfs_try_to_read_data(struct nfs_read_data *,
const struct rpc_call_ops *);
-int pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, struct nfs_page *req);
+bool pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, struct nfs_page *req);
int pnfs_layout_process(struct nfs4_layoutget *lgp);
void pnfs_free_lseg_list(struct list_head *tmp_list);
void pnfs_destroy_layout(struct nfs_inode *);