Author: nbd Date: 2016-01-20 11:32:18 +0100 (Wed, 20 Jan 2016) New Revision: 48392
Added: branches/chaos_calmer/target/linux/generic/patches-3.18/904-debloat_dma_buf.patch Modified: branches/chaos_calmer/package/kernel/linux/modules/other.mk branches/chaos_calmer/package/kernel/linux/modules/video.mk Log: kernel: modularize dma shared buffer code to eliminate kernel bloat Signed-off-by: Felix Fietkau <[email protected]> Backport of r48371 Modified: branches/chaos_calmer/package/kernel/linux/modules/other.mk =================================================================== --- branches/chaos_calmer/package/kernel/linux/modules/other.mk 2016-01-20 10:15:29 UTC (rev 48391) +++ branches/chaos_calmer/package/kernel/linux/modules/other.mk 2016-01-20 10:32:18 UTC (rev 48392) @@ -101,6 +101,16 @@ $(eval $(call KernelPackage,bluetooth-hci-h4p)) +define KernelPackage/dma-buf + TITLE:=DMA shared buffer support + HIDDEN:=1 + KCONFIG:=CONFIG_DMA_SHARED_BUFFER + FILES:=$(LINUX_DIR)/drivers/dma-buf/dma-shared-buffer.ko + AUTOLOAD:=$(call AutoLoad,20,dma-shared-buffer) +endef +$(eval $(call KernelPackage,dma-buf)) + + define KernelPackage/eeprom-93cx6 SUBMENU:=$(OTHER_MENU) TITLE:=EEPROM 93CX6 support Modified: branches/chaos_calmer/package/kernel/linux/modules/video.mk =================================================================== --- branches/chaos_calmer/package/kernel/linux/modules/video.mk 2016-01-20 10:15:29 UTC (rev 48391) +++ branches/chaos_calmer/package/kernel/linux/modules/video.mk 2016-01-20 10:32:18 UTC (rev 48392) @@ -121,6 +121,7 @@ define KernelPackage/video-videobuf2 TITLE:=videobuf2 lib + DEPENDS:=+kmod-dma-buf KCONFIG:= \ CONFIG_VIDEOBUF2_CORE \ CONFIG_VIDEOBUF2_MEMOPS \ Added: branches/chaos_calmer/target/linux/generic/patches-3.18/904-debloat_dma_buf.patch =================================================================== --- branches/chaos_calmer/target/linux/generic/patches-3.18/904-debloat_dma_buf.patch (rev 0) +++ branches/chaos_calmer/target/linux/generic/patches-3.18/904-debloat_dma_buf.patch 2016-01-20 10:32:18 UTC (rev 48392) @@ -0,0 +1,35 @@ +--- a/drivers/base/Kconfig ++++ b/drivers/base/Kconfig +@@ -229,7 +229,7 @@ config SOC_BUS + source "drivers/base/regmap/Kconfig" + + config DMA_SHARED_BUFFER +- bool ++ tristate + default n + select ANON_INODES + help +--- a/drivers/dma-buf/Makefile ++++ b/drivers/dma-buf/Makefile +@@ -1 +1,2 @@ +-obj-y := dma-buf.o fence.o reservation.o seqno-fence.o ++obj-$(CONFIG_DMA_SHARED_BUFFER) := dma-shared-buffer.o ++dma-shared-buffer-objs := dma-buf.o fence.o reservation.o seqno-fence.o +--- a/drivers/dma-buf/dma-buf.c ++++ b/drivers/dma-buf/dma-buf.c +@@ -904,4 +904,4 @@ static void __exit dma_buf_deinit(void) + { + dma_buf_uninit_debugfs(); + } +-__exitcall(dma_buf_deinit); ++module_exit(dma_buf_deinit); +--- a/kernel/sched/core.c ++++ b/kernel/sched/core.c +@@ -1801,6 +1801,7 @@ int wake_up_state(struct task_struct *p, + { + return try_to_wake_up(p, state, 0); + } ++EXPORT_SYMBOL_GPL(wake_up_state); + + /* + * This function clears the sched_dl_entity static params. _______________________________________________ openwrt-commits mailing list [email protected] https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-commits
