Re: Error: DMA: Out of SW-IOMMU space [was: External USB drives become unresponsive after few hours.]

On 17 April 2015 at 22:06, Konrad Rzeszutek Wilk wrote: > On Fri, Apr 17, 2015 at 05:14:20PM +0200, Dorian Gray wrote: >> On 16 April 2015 at 20:42, Konrad Rzeszutek Wilk >> wrote: >> > And easier way is to compile the kernel with CONFIG_DMA_API_DEBUG >> > and then load the attached module. >> >

Re: Error: DMA: Out of SW-IOMMU space [was: External USB drives become unresponsive after few hours.]

On 18 April 2015 at 12:10, Dorian Gray wrote: > On 17 April 2015 at 22:06, Konrad Rzeszutek Wilk > wrote: >> On Fri, Apr 17, 2015 at 05:14:20PM +0200, Dorian Gray wrote: >>> On 16 April 2015 at 20:42, Konrad Rzeszutek Wilk >>> wrote: >>> > And easier way is to compile the kernel with CONFIG_DM

[PATCH 3/3] Usb: core: buffer: fixed the checkpatch warning

Fixed two warnings sizeof name and clank line after declaration Signed-off-by: Nizam Haider --- drivers/usb/core/buffer.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/usb/core/buffer.c b/drivers/usb/core/buffer.c index 684ef70..04125b6 100644 --- a/drivers/usb/co

[PATCH] usb: storage: scsiglue: Remove SPRINTF macro use

Single transform macros with hidden arguments are not particularly useful. Just use seq_printf directly instead. Signed-off-by: Joe Perches --- drivers/usb/storage/scsiglue.c | 18 +++--- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/drivers/usb/storage/scsiglue.c b

[PATCH] usb: core: add usb3 lpm sysfs

Some usb3 devices may not support usb3 lpm well. The patch adds a sysfs to enable/disable u1 or u2 of the port.The settings apply to both before and after device enumeration. Supported values are "0" - u1 and u2 are disabled, "u1" - only u1 is enabled, "u2" - only u2 is enabled, "u1_u2" - u1 and u2