i2o: Disable I2O_EXT_ADAPTEC on 64-bit, as it assumes 32-bit virtual addresses

svn path=/dists/sid/linux/; revision=21820

1 files changed, 26 insertions, 0 deletions

diff --git a/debian/patches/debian/i2o-disable-i2o_ext_adaptec-on-64bit.patch b/debian/patches/debian/i2o-disable-i2o_ext_adaptec-on-64bit.patch
new file mode 100644
index 000000000..b766ca04f
--- /dev/null
+++ b/debian/patches/debian/i2o-disable-i2o_ext_adaptec-on-64bit.patch
@@ -0,0 +1,26 @@
+From: Ben Hutchings <ben@decadent.org.uk>
+Date: Fri, 12 Sep 2014 13:24:26 +0100
+Subject: i2o: Disable I2O_EXT_ADAPTEC on 64-bit
+
+The code it enables works uses 32-bit numbers for userland virtual
+addresses:
+
+In file included from /tmp/buildd/linux-3.16.2/drivers/message/i2o/config-osm.c:39:0:
+/tmp/buildd/linux-3.16.2/drivers/message/i2o/i2o_config.c: In function 'i2o_cfg_passthru':
+/tmp/buildd/linux-3.16.2/drivers/message/i2o/i2o_config.c:893:19: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
+         (p->virt, (void __user *)sg[i].addr_bus,
+                   ^
+/tmp/buildd/linux-3.16.2/drivers/message/i2o/i2o_config.c:953:10: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
+         ((void __user *)sg[j].addr_bus, sg_list[j].virt,
+          ^
+
+--- a/drivers/message/i2o/Kconfig
++++ b/drivers/message/i2o/Kconfig
+@@ -37,6 +37,7 @@ config I2O_LCT_NOTIFY_ON_CHANGES
+ 
+ config I2O_EXT_ADAPTEC
+ 	bool "Enable Adaptec extensions"
++	depends on !64BIT || BROKEN
+ 	default y
+ 	---help---
+ 	  Say Y for support of raidutils for Adaptec I2O controllers. You also