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OpenCloudOS-Kernel
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dm integrity: use kvmalloc() instead of dm_integrity_kvmalloc() 

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mikulas Patocka 2017-05-20 14:56:21 -04:00 committed by Mike Snitzer
parent f52236e0b0
commit 702a6204f8
1 changed files with 6 additions and 21 deletions
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27
drivers/md/dm-integrity.c
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@ -2374,21 +2374,6 @@ static void dm_integrity_set(struct dm_target *ti, struct dm_integrity_c *ic)
blk_queue_max_integrity_segments(disk->queue, UINT_MAX);
}
/* FIXME: use new kvmalloc */
static void *dm_integrity_kvmalloc(size_t size, gfp_t gfp)
{
void *ptr = NULL;
if (size <= PAGE_SIZE)
ptr = kmalloc(size, GFP_KERNEL | gfp);
if (!ptr && size <= KMALLOC_MAX_SIZE)
ptr = kmalloc(size, GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY | gfp);
if (!ptr)
ptr = __vmalloc(size, GFP_KERNEL | gfp, PAGE_KERNEL);
return ptr;
}
static void dm_integrity_free_page_list(struct dm_integrity_c *ic, struct page_list *pl)
{
unsigned i;
@ -2407,7 +2392,7 @@ static struct page_list *dm_integrity_alloc_page_list(struct dm_integrity_c *ic)
struct page_list *pl;
unsigned i;
pl = dm_integrity_kvmalloc(page_list_desc_size, __GFP_ZERO);
pl = kvmalloc(page_list_desc_size, GFP_KERNEL | __GFP_ZERO);
if (!pl)
return NULL;
@ -2437,7 +2422,7 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int
struct scatterlist **sl;
unsigned i;
sl = dm_integrity_kvmalloc(ic->journal_sections * sizeof(struct scatterlist *), __GFP_ZERO);
sl = kvmalloc(ic->journal_sections * sizeof(struct scatterlist *), GFP_KERNEL | __GFP_ZERO);
if (!sl)
return NULL;
@ -2453,7 +2438,7 @@ static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_int
n_pages = (end_index - start_index + 1);
s = dm_integrity_kvmalloc(n_pages * sizeof(struct scatterlist), 0);
s = kvmalloc(n_pages * sizeof(struct scatterlist), GFP_KERNEL);
if (!s) {
dm_integrity_free_journal_scatterlist(ic, sl);
return NULL;
@ -2617,7 +2602,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error)
goto bad;
}
sg = dm_integrity_kvmalloc((ic->journal_pages + 1) * sizeof(struct scatterlist), 0);
sg = kvmalloc((ic->journal_pages + 1) * sizeof(struct scatterlist), GFP_KERNEL);
if (!sg) {
*error = "Unable to allocate sg list";
r = -ENOMEM;
@ -2673,7 +2658,7 @@ static int create_journal(struct dm_integrity_c *ic, char **error)
r = -ENOMEM;
goto bad;
}
ic->sk_requests = dm_integrity_kvmalloc(ic->journal_sections * sizeof(struct skcipher_request *), __GFP_ZERO);
ic->sk_requests = kvmalloc(ic->journal_sections * sizeof(struct skcipher_request *), GFP_KERNEL | __GFP_ZERO);
if (!ic->sk_requests) {
*error = "Unable to allocate sk requests";
r = -ENOMEM;
@ -2740,7 +2725,7 @@ retest_commit_id:
r = -ENOMEM;
goto bad;
}
ic->journal_tree = dm_integrity_kvmalloc(journal_tree_size, 0);
ic->journal_tree = kvmalloc(journal_tree_size, GFP_KERNEL);
if (!ic->journal_tree) {
*error = "Could not allocate memory for journal tree";
r = -ENOMEM;