Allocate memory for the page_list field of struct ib_pool_fmr only when
caching is enabled, since it is not used otherwise
Signed-off-by: Or Gerlitz <[EMAIL PROTECTED]>
Index: linux-2.6.24-rc8/drivers/infiniband/core/fmr_pool.c
===================================================================
--- linux-2.6.24-rc8.orig/drivers/infiniband/core/fmr_pool.c 2008-01-28
16:45:41.000000000 +0200
+++ linux-2.6.24-rc8/drivers/infiniband/core/fmr_pool.c 2008-01-29
09:17:56.000000000 +0200
@@ -308,10 +308,13 @@ struct ib_fmr_pool *ib_create_fmr_pool(s
.max_maps = pool->max_remaps,
.page_shift = params->page_shift
};
+ int bytes_per_fmr = sizeof *fmr;
+
+ if (pool->cache_bucket)
+ bytes_per_fmr += params->max_pages_per_fmr * sizeof
(u64);
for (i = 0; i < params->pool_size; ++i) {
- fmr = kmalloc(sizeof *fmr + params->max_pages_per_fmr *
sizeof (u64),
- GFP_KERNEL);
+ fmr = kmalloc(bytes_per_fmr, GFP_KERNEL);
if (!fmr) {
printk(KERN_WARNING PFX "failed to allocate fmr
"
"struct for FMR %d\n", i);
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