[PATCH] libata: pass qc around intead of ap during PIO

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The current code passes pointer to ap around and repeatedly performs
ata_qc_from_tag() to access the ongoing qc.  This is unnatural and
makes EH synchronization cumbersome.  Make PIO codes deal with qc
instead of ap.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

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Tejun Heo 2006-04-02 18:51:53 +09:00 • committed by Jeff Garzik

parent 2719736779

commit c91af2c87e

1 changed files with 26 additions and 45 deletions

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drivers/scsi/libata-core.c

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