RE: [PATCH for-6.2/block V3 2/2] block: Change the granularity of io ticks from ms to ns

Hi Keith, Thanks for reviewing this request. Can you please see my inline comments? Regards, Gulam Mohamed. -Original Message- From: Keith Busch Sent: Wednesday, December 21, 2022 10:39 PM To: Gulam Mohamed Cc: linux-bl...@vger.kernel.org; ax...@kernel.dk; philipp.reis

[PATCH for-6.2/block V3 2/2] block: Change the granularity of io ticks from ms to ns

setting '2' for iostats in sysfs in this patch 3. Change the code to get the ktime values when iostat=2, in this patch Signed-off-by: Gulam Mohamed --- block/blk-core.c | 26 + block/blk-mq.c| 4 ++-- block/blk-sysfs.c

[PATCH for-6.2/block V3 1/2] block: Data type conversion for IO accounting

= 1. Changed all the required variables data-type to u64 as part of this first patch 2. Create a new setting '2' for iostats in sysfs in next patch 3. Change the code to get the ktime values when iostat=2 in next patch Signed-off-by: Gulam Mohamed --- block/blk-core

[RFC for-6.2/block V2] block: Change the granularity of io ticks from ms to ns

ed are u64 which was giving a build error on i386 and microblaze Signed-off-by: Gulam Mohamed --- block/blk-core.c | 28 ++-- block/blk-mq.c| 4 ++-- block/blk.h | 2 +- block/genhd.c | 8 +

[RFC] block: Change the granularity of io ticks from ms to ns

=28.04 Write Latency: clat (usec): min=9, max=139, avg=57.10, stdev= 3.79 Signed-off-by: Junxiao Bi Signed-off-by: Gulam Mohamed --- block/blk-core.c | 26 +- block/blk-mq.c| 4 ++-- block/blk.h | 2 +- block/g