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authorDavid S. Miller <davem@davemloft.net>2011-06-20 22:29:08 -0700
committerDavid S. Miller <davem@davemloft.net>2011-06-20 22:29:08 -0700
commit9f6ec8d697c08963d83880ccd35c13c5ace716ea (patch)
treead8d93cf6fcdd09b86ade09f5fcbbc66cdb1cca2 /drivers/usb/storage/usb.c
parent4aa3a715551c93eda32d79bd52042ce500bd5383 (diff)
parent56299378726d5f2ba8d3c8cbbd13cb280ba45e4f (diff)
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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/iwlwifi/iwl-agn-rxon.c drivers/net/wireless/rtlwifi/pci.c net/netfilter/ipvs/ip_vs_core.c
Diffstat (limited to 'drivers/usb/storage/usb.c')
-rw-r--r--drivers/usb/storage/usb.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index 5ee7ac4..0ca0958 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -440,7 +440,8 @@ static void adjust_quirks(struct us_data *us)
US_FL_NOT_LOCKABLE | US_FL_MAX_SECTORS_64 |
US_FL_CAPACITY_OK | US_FL_IGNORE_RESIDUE |
US_FL_SINGLE_LUN | US_FL_NO_WP_DETECT |
- US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16);
+ US_FL_NO_READ_DISC_INFO | US_FL_NO_READ_CAPACITY_16 |
+ US_FL_INITIAL_READ10);
p = quirks;
while (*p) {
@@ -490,6 +491,9 @@ static void adjust_quirks(struct us_data *us)
case 'm':
f |= US_FL_MAX_SECTORS_64;
break;
+ case 'n':
+ f |= US_FL_INITIAL_READ10;
+ break;
case 'o':
f |= US_FL_CAPACITY_OK;
break;
@@ -953,6 +957,13 @@ int usb_stor_probe2(struct us_data *us)
if (result)
goto BadDevice;
+ /*
+ * If the device returns invalid data for the first READ(10)
+ * command, indicate the command should be retried.
+ */
+ if (us->fflags & US_FL_INITIAL_READ10)
+ set_bit(US_FLIDX_REDO_READ10, &us->dflags);
+
/* Acquire all the other resources and add the host */
result = usb_stor_acquire_resources(us);
if (result)