[PATCH 5/6] readahead: call scheme: remove get_readahead_bounds()

From: Fengguang Wu
Date: Sat Jan 06 2007 - 02:28:09 EST


Remove the one and only get_readahead_bounds() call.

Signed-off-by: Fengguang Wu <wfg@xxxxxxxxxxxxxxxx>

---
mm/readahead.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

--- linux-2.6.20-rc3-mm1.orig/mm/readahead.c
+++ linux-2.6.20-rc3-mm1/mm/readahead.c
@@ -1572,7 +1572,6 @@ page_cache_readahead_adaptive(struct add
pgoff_t offset, unsigned long req_size)
{
unsigned long ra_size;
- unsigned long ra_min;
unsigned long ra_max;
int ret;

@@ -1593,7 +1592,7 @@ page_cache_readahead_adaptive(struct add
else if (offset)
ra_account(ra, RA_EVENT_CACHE_MISS, req_size);

- get_readahead_bounds(ra, &ra_min, &ra_max);
+ ra_max = get_max_readahead(ra);

/* read-ahead disabled? */
if (unlikely(!ra_max || !readahead_ratio)) {
@@ -1633,7 +1632,7 @@ page_cache_readahead_adaptive(struct add
* Context based sequential read-ahead.
*/
ret = try_context_based_readahead(mapping, ra, page,
- offset, ra_min, ra_max);
+ offset, req_size, ra_max);
if (ret > 0)
return ra_submit(ra, mapping, filp);
if (ret < 0)

--
-
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