Who: Rafael J. Wysocki <rjw@sisk.pl>
----------------------------
+
+What: PCI DMA unmap state API
+When: August 2012
+Why: PCI DMA unmap state API (include/linux/pci-dma.h) was replaced
+ with DMA unmap state API (DMA unmap state API can be used for
+ any bus).
+Who: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
+
+----------------------------
+
+What: DMA_xxBIT_MASK macros
+When: Jun 2011
+Why: DMA_xxBIT_MASK macros were replaced with DMA_BIT_MASK() macros.
+Who: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
+
+----------------------------
+
+What: iwlwifi disable_hw_scan module parameters
+When: 2.6.40
+Why: Hareware scan is the prefer method for iwlwifi devices for
+ scanning operation. Remove software scan support for all the
+ iwlwifi devices.
+
+Who: Wey-Yi Guy <wey-yi.w.guy@intel.com>
+
+----------------------------