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authorLinus Torvalds <torvalds@linux-foundation.org>2014-01-27 08:17:09 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-01-27 08:17:09 -0800
commitba6b5084e6cdd34645dc7430eeef0ebfd09f723f (patch)
treecd673016995aa6eb95ed3a789c122c0abe61076b /lib
parent398b60a8de46adfbd43aa4c01753acf0161ec764 (diff)
parent0cb637bff80d5ba2b916bb19f19ffd59cd4079fd (diff)
downloadlinux-stericsson-ba6b5084e6cdd34645dc7430eeef0ebfd09f723f.tar.gz
Merge tag 'stable/for-linus-3.14-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb
Pull swiotlb bug-fixes from Konrad Rzeszutek Wilk: - Don't DoS with 'swiotlb is full' message. - Documentation update. * tag 'stable/for-linus-3.14-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb: swiotlb: Don't DoS us with 'swiotlb buffer is full' (v2) swiotlb: update format
Diffstat (limited to 'lib')
-rw-r--r--lib/swiotlb.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 615f3de4b5ce..2e1c102759ce 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -510,7 +510,8 @@ phys_addr_t swiotlb_tbl_map_single(struct device *hwdev,
not_found:
spin_unlock_irqrestore(&io_tlb_lock, flags);
- dev_warn(hwdev, "swiotlb buffer is full\n");
+ if (printk_ratelimit())
+ dev_warn(hwdev, "swiotlb buffer is full (sz: %zd bytes)\n", size);
return SWIOTLB_MAP_ERROR;
found:
spin_unlock_irqrestore(&io_tlb_lock, flags);