Messages in this thread | | | Date | Tue, 6 Jul 2021 15:05:15 +0800 | Subject | Re: [PATCH 0/3] mmc: core: Avoid hogging the CPU while polling for busy | From | Shawn Lin <> |
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On 2021/7/2 21:42, Ulf Hansson wrote: > Step by step, code that have been dealing sending CMD13 to poll the card for > busy, have been moved to use the common mmc_poll_for_busy() loop. This helps to > avoid hogging the CPU, for example, as it inserts a small delay in between each > polling attempt. Additionally, it avoids open coding. > > This series takes the next and final step, by moving the mmc block device layer > from its own busy polling loop, into using the common code. > > Please test and review!
Hi Ulf,
This patch-set looks good,
Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com>
> > Kind regards > Uffe > > Ulf Hansson (3): > mmc: core: Avoid hogging the CPU while polling for busy in the I/O err > path > mmc: core: Avoid hogging the CPU while polling for busy for mmc ioctls > mmc: core: Avoid hogging the CPU while polling for busy after I/O > writes > > drivers/mmc/core/block.c | 74 +++++++++++++++++--------------------- > drivers/mmc/core/mmc_ops.c | 5 ++- > drivers/mmc/core/mmc_ops.h | 1 + > 3 files changed, 37 insertions(+), 43 deletions(-) >
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