Albert Lee wrote:
In ata_hsm_qc_complete(): Calling ata_altstatus() after the qc is completed might race with next qc. Remove it. Signed-off-by: Albert Lee <albertcc@xxxxxxxxxx> --- Jeff, (Sorry for re-submitting this patch so late.) The unneeded reading of alt_status might cause trouble when another command doing activity like pio data xfer. After checking, the flush here is leftover/merge damage of ata_pio_block( ) in 2.6.17-rc5: http://git.kernel.org/?p=linux/kernel/git/jgarzik/libata-dev.git;a=commitdiff;h=bb31a8faa270beafcc51a65880c5564c6b718bd6 We can safely remove it.
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