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hfi1: use kmalloc_cache for tid_rb_node allocations

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Balazs Gerofi
2017-09-24 21:13:36 +09:00
parent 89c5aaa9e9
commit a5aa68744f
1 changed files with 3 additions and 1 deletions
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4
kernel/user_exp_rcv.c
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@@ -342,6 +342,8 @@ static int program_rcvarray(struct hfi1_filedata *fd, uintptr_t phys,
return count; return count;
} }
struct kmalloc_cache_header tid_node_cache = { NULL };
static int set_rcvarray_entry(struct hfi1_filedata *fd, uintptr_t phys, static int set_rcvarray_entry(struct hfi1_filedata *fd, uintptr_t phys,
u32 rcventry, struct tid_group *grp, u32 rcventry, struct tid_group *grp,
u16 order) u16 order)
@@ -354,7 +356,7 @@ static int set_rcvarray_entry(struct hfi1_filedata *fd, uintptr_t phys,
* Allocate the node first so we can handle a potential * Allocate the node first so we can handle a potential
* failure before we've programmed anything. * failure before we've programmed anything.
*/ */
node = kcalloc(1, sizeof(*node), GFP_KERNEL); node = kmalloc_cache_alloc(&tid_node_cache, sizeof(*node));
if (!node) if (!node)
return -ENOMEM; return -ENOMEM;