Patch 1/3: In ata_hsm_qc_complete(): Calling ata_altstatus() after the qc completed looks wrong. Remove it. Signed-off-by: Albert Lee <albertcc@xxxxxxxxxx> --- After checking, it is leftover of ata_pio_block( ) in 2.6.17-rc5 of the following merge: http://git.kernel.org/?p=linux/kernel/git/jgarzik/libata-dev.git;a=commitdiff;h=bb31a8faa270beafcc51a65880c5564c6b718bd6 We can safely remove it. diff -Nrup 00_libata-dev/drivers/ata/libata-core.c 01_remove_bad_flush/drivers/ata/libata-core.c --- 00_libata-dev/drivers/ata/libata-core.c 2007-06-01 12:08:21.000000000 +0800 +++ 01_remove_bad_flush/drivers/ata/libata-core.c 2007-06-04 18:10:43.000000000 +0800 @@ -4782,8 +4782,6 @@ static void ata_hsm_qc_complete(struct a } else ata_qc_complete(qc); } - - ata_altstatus(ap); /* flush */ } /** - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html