Re: [PATCH] pci: Add a acs_disable option for pci kernel parameter

>> This patch adds a new boot option to the pci kernel parameter called >> "acs_disable" that will disable ACS. This is useful for PCI peer to >> peer communication but can cause problems when IOVA isolation is >> required and an IOMMU is enabled. Use with care. > Eww. Thanks for the feedback Chr

[PATCH] dax : Fix documentation with respect to struct pages

The documentation for dax is not up to date with respect to the struct page support available in some of the device drivers that utilize it. Signed-off-by: Stephen Bates --- Documentation/filesystems/dax.txt | 15 +-- 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a

[PATCH 1/2] Add poll_considered statistic

-by: Stephen Bates --- block/blk-core.c | 8 ++-- block/blk-mq-sysfs.c | 4 +++- include/linux/blk-mq.h | 1 + 3 files changed, 10 insertions(+), 3 deletions(-) diff --git a/block/blk-core.c b/block/blk-core.c index 34ff808..14d7c07 100644 --- a/block/blk-core.c +++ b/block/blk-core.c

Re: [PATCH 1/2] Add poll_considered statistic

Hi All Apologies. That was the wrong patch. Please ignore. Cheers Stephen > On Sep 25, 2016, at 6:41 PM, Stephen Bates wrote: > > In order to help determine the effectiveness of polling in a running > system it is usful to determine the ratio of how often the poll > function i