9/10
----------------------------
commit 8a287b6ad3b0fed62786278fbd5fd85a76b9b4e8
Author: Jaren Johnston <jaren's email>
Date: Fri Jun 8 15:49:03 2012 -0700
adjustment to adjust_sg_array
Replaced the exponential requesting of memory w/ something more linear.
Change-Id: I9a41805fc73b17596b4047c19307de6a460cb163
diff --git a/zc.c b/zc.c
index 96a011d..76f5369 100644
--- a/zc.c
+++ b/zc.c
@@ -82,16 +82,15 @@ int __get_userbuf(uint8_t __user *addr, uint32_t len,
int write,
int adjust_sg_array(struct csession * ses, int pagecount)
{
-struct scatterlist *sg;
-struct page **pages;
-int array_size;
+ struct scatterlist *sg;
+ struct page **pages;
+ int array_size;
for (array_size = ses->array_size; array_size < pagecount;
- array_size *= 2)
+ array_size += DEFAULT_PREALLOC_PAGES)
;
-
- dprintk(2, KERN_DEBUG, "%s: reallocating to %d elements\n",
- __func__, array_size);
+ dprintk(2, KERN_DEBUG, "%s: reallocating from %d to %d
pages\n",
+ __func__, ses->array_size,
array_size);
pages = krealloc(ses->pages, array_size * sizeof(struct page
*),
GFP_KERNEL);
if (unlikely(!pages))
_______________________________________________
Cryptodev-linux-devel mailing list
Cryptodev-linux-devel@gna.org
https://mail.gna.org/listinfo/cryptodev-linux-devel
