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Diffstat (limited to 'patches.drivers/libata-fix-set_max_sectors') (more/less context) (show whitespace changes)
-rw-r--r--patches.drivers/libata-fix-set_max_sectors32
1 files changed, 32 insertions, 0 deletions
diff --git a/patches.drivers/libata-fix-set_max_sectors b/patches.drivers/libata-fix-set_max_sectors
new file mode 100644
index 0000000..795425f
--- a/dev/null
+++ b/patches.drivers/libata-fix-set_max_sectors
@@ -0,0 +1,32 @@
+From: Tejun Heo <teheo@suse.de>
+Subject: [PATCH] libata: fix ata_set_max_sectors()
+References: 325552
+Patch-Mainline: will be submitted after verified
+
+In ata_set_max_sectors(), the highest nibble in LBA28 mode was
+missing. This made drives sized between 8G and 128G with HPA turned
+on to be resized to under 8G. Fix it.
+
+Signed-off-by: Tejun Heo <teheo@suse.de>
+---
+ drivers/ata/libata-core.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+Index: linux-2.6.22/drivers/ata/libata-core.c
+===================================================================
+--- linux-2.6.22.orig/drivers/ata/libata-core.c
++++ linux-2.6.22/drivers/ata/libata-core.c
+@@ -975,9 +975,12 @@ static int ata_set_max_sectors(struct at
+ tf.hob_lbal = (new_sectors >> 24) & 0xff;
+ tf.hob_lbam = (new_sectors >> 32) & 0xff;
+ tf.hob_lbah = (new_sectors >> 40) & 0xff;
+- } else
++ } else {
+ tf.command = ATA_CMD_SET_MAX;
+
++ tf.device |= (new_sectors >> 24) & 0xf;
++ }
++
+ tf.protocol |= ATA_PROT_NODATA;
+ tf.device |= ATA_LBA;
+