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Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux

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Merge upstream tree in order to reinstate crct10dif.
This commit is contained in:
Herbert Xu
2013-09-07 12:53:35 +10:00
parent ff6f83fc9d b48a97be8e
commit eeca9fad52
4397 changed files with 249238 additions and 171900 deletions
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drivers/crypto/caam/caamhash.c
+1 -1
View File
@@ -428,7 +428,7 @@ static int hash_digest_key(struct caam_hash_ctx *ctx, const u8 *key_in,
dma_addr_t src_dma, dst_dma;
int ret = 0;
desc = kmalloc(CAAM_CMD_SZ * 6 + CAAM_PTR_SZ * 2, GFP_KERNEL | GFP_DMA);
desc = kmalloc(CAAM_CMD_SZ * 8 + CAAM_PTR_SZ * 2, GFP_KERNEL | GFP_DMA);
if (!desc) {
dev_err(jrdev, "unable to allocate key input memory\n");
return -ENOMEM;
drivers/crypto/talitos.c
+1 -59
View File
@@ -1112,64 +1112,6 @@ static int sg_count(struct scatterlist *sg_list, int nbytes, bool *chained)
return sg_nents;
}
/**
* sg_copy_end_to_buffer - Copy end data from SG list to a linear buffer
* @sgl: The SG list
* @nents: Number of SG entries
* @buf: Where to copy to
* @buflen: The number of bytes to copy
* @skip: The number of bytes to skip before copying.
* Note: skip + buflen should equal SG total size.
*
* Returns the number of copied bytes.
*
**/
static size_t sg_copy_end_to_buffer(struct scatterlist *sgl, unsigned int nents,
void *buf, size_t buflen, unsigned int skip)
{
unsigned int offset = 0;
unsigned int boffset = 0;
struct sg_mapping_iter miter;
unsigned long flags;
unsigned int sg_flags = SG_MITER_ATOMIC;
size_t total_buffer = buflen + skip;
sg_flags |= SG_MITER_FROM_SG;
sg_miter_start(&miter, sgl, nents, sg_flags);
local_irq_save(flags);
while (sg_miter_next(&miter) && offset < total_buffer) {
unsigned int len;
unsigned int ignore;
if ((offset + miter.length) > skip) {
if (offset < skip) {
/* Copy part of this segment */
ignore = skip - offset;
len = miter.length - ignore;
if (boffset + len > buflen)
len = buflen - boffset;
memcpy(buf + boffset, miter.addr + ignore, len);
} else {
/* Copy all of this segment (up to buflen) */
len = miter.length;
if (boffset + len > buflen)
len = buflen - boffset;
memcpy(buf + boffset, miter.addr, len);
}
boffset += len;
}
offset += miter.length;
}
sg_miter_stop(&miter);
local_irq_restore(flags);
return boffset;
}
/*
* allocate and map the extended descriptor
*/
@@ -1800,7 +1742,7 @@ static int ahash_process_req(struct ahash_request *areq, unsigned int nbytes)
if (to_hash_later) {
int nents = sg_count(areq->src, nbytes, &chained);
sg_copy_end_to_buffer(areq->src, nents,
sg_pcopy_to_buffer(areq->src, nents,
req_ctx->bufnext,
to_hash_later,
nbytes - to_hash_later);