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Commit a551b98d authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block

* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
  sg: disable interrupts inside sg_copy_buffer
parents d1c6d2e5 50bed2e2
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+4 −0
Original line number Original line Diff line number Diff line
@@ -422,9 +422,12 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents,
{
{
	unsigned int offset = 0;
	unsigned int offset = 0;
	struct sg_mapping_iter miter;
	struct sg_mapping_iter miter;
	unsigned long flags;


	sg_miter_start(&miter, sgl, nents, SG_MITER_ATOMIC);
	sg_miter_start(&miter, sgl, nents, SG_MITER_ATOMIC);


	local_irq_save(flags);

	while (sg_miter_next(&miter) && offset < buflen) {
	while (sg_miter_next(&miter) && offset < buflen) {
		unsigned int len;
		unsigned int len;


@@ -442,6 +445,7 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents,


	sg_miter_stop(&miter);
	sg_miter_stop(&miter);


	local_irq_restore(flags);
	return offset;
	return offset;
}
}