From 220e1091df48b1a9d5f780a2287555209651d752 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Fri, 3 Jul 2009 08:44:34 -0500 Subject: [PATCH 090/293] mm: scatterlist dont disable irqs on RT Signed-off-by: Thomas Gleixner --- lib/scatterlist.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/lib/scatterlist.c b/lib/scatterlist.c index 4ceb05d..181f364 100644 --- a/lib/scatterlist.c +++ b/lib/scatterlist.c @@ -423,7 +423,7 @@ void sg_miter_stop(struct sg_mapping_iter *miter) flush_kernel_dcache_page(miter->page); if (miter->__flags & SG_MITER_ATOMIC) { - WARN_ON(!irqs_disabled()); + WARN_ON_NONRT(!irqs_disabled()); kunmap_atomic(miter->addr, KM_BIO_SRC_IRQ); } else kunmap(miter->page); @@ -463,7 +463,7 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents, sg_miter_start(&miter, sgl, nents, sg_flags); - local_irq_save(flags); + local_irq_save_nort(flags); while (sg_miter_next(&miter) && offset < buflen) { unsigned int len; @@ -480,7 +480,7 @@ static size_t sg_copy_buffer(struct scatterlist *sgl, unsigned int nents, sg_miter_stop(&miter); - local_irq_restore(flags); + local_irq_restore_nort(flags); return offset; }