Re: [PATCH] Revert "cxgb3: Check and handle the dma mapping errors"

2013-08-15 Thread David Miller
From: Divy Le ray Date: Wed, 14 Aug 2013 08:57:24 -0700 > On 08/14/2013 02:19 AM, Alexey Kardashevskiy wrote: >> This reverts commit f83331bab149e29fa2c49cf102c0cd8c3f1ce9f9. >> >> As the tests PPC64 (powernv platform) show, IOMMU pages are leaking >> when transferring big amount of small packets

Re: [PATCH] Revert "cxgb3: Check and handle the dma mapping errors"

2013-08-14 Thread Divy Le ray
On 08/14/2013 02:19 AM, Alexey Kardashevskiy wrote: This reverts commit f83331bab149e29fa2c49cf102c0cd8c3f1ce9f9. As the tests PPC64 (powernv platform) show, IOMMU pages are leaking when transferring big amount of small packets (<=64 bytes), "ping -f" and waiting for 15 seconds is the simplest w

[PATCH] Revert "cxgb3: Check and handle the dma mapping errors"

2013-08-14 Thread Alexey Kardashevskiy
This reverts commit f83331bab149e29fa2c49cf102c0cd8c3f1ce9f9. As the tests PPC64 (powernv platform) show, IOMMU pages are leaking when transferring big amount of small packets (<=64 bytes), "ping -f" and waiting for 15 seconds is the simplest way to confirm the bug. Cc: Linus Torvalds Cc: Santos