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authorUlf Hansson <[email protected]>2021-07-02 15:42:28 +0200
committerUlf Hansson <[email protected]>2021-08-24 10:15:31 +0200
commit468108155b0f89cc08189cc33f9bacfe9da8a125 (patch)
tree4767c6ee222375f87704ec26d7f463ee03eac914 /tools/perf/scripts/python/stackcollapse.py
parent972d5084831dc9ae30f1a4b66cb4a19fb7ba6f09 (diff)
mmc: core: Avoid hogging the CPU while polling for busy for mmc ioctls
When __mmc_blk_ioctl_cmd() calls card_busy_detect() to verify that the card's states moves back into transfer state, the polling with CMD13 is done without any delays in between the commands being sent. Rather than fixing card_busy_detect() in this regards, let's instead convert into using the common mmc_poll_for_busy(), which also helps us to avoid open-coding. Signed-off-by: Ulf Hansson <[email protected]> Reviewed-by: Shawn Lin <[email protected]> Link: https://lore.kernel.org/r/[email protected]
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