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| author | Felix Fietkau <nbd@openwrt.org> | 2016-01-19 21:09:11 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2016-01-19 21:09:11 +0000 |
| commit | 20ba5a01cfa46a3c56dc26b57f2f922afba61a4b (patch) | |
| tree | 6406ac2368eded08fa0ec54d5ea7a74a4124f6e5 /target | |
| parent | 000295f8baf25bed023c651bf48409c5ac4b7724 (diff) | |
| download | upstream-20ba5a01cfa46a3c56dc26b57f2f922afba61a4b.tar.gz upstream-20ba5a01cfa46a3c56dc26b57f2f922afba61a4b.tar.bz2 upstream-20ba5a01cfa46a3c56dc26b57f2f922afba61a4b.zip | |
kernel: modularize dma shared buffer code to eliminate kernel bloat
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 48371
Diffstat (limited to 'target')
4 files changed, 140 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.18/904-debloat_dma_buf.patch b/target/linux/generic/patches-3.18/904-debloat_dma_buf.patch new file mode 100644 index 0000000000..dc6a3b93dc --- /dev/null +++ b/target/linux/generic/patches-3.18/904-debloat_dma_buf.patch @@ -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-$(CONFIG_DMA_SHARED_BUFFER) := dma-shared-buffer.o ++dma-shared-buffer-objs := dma-buf.o fence.o reservation.o seqno-fence.o +--- a/drivers/dma-buf/dma-buf.c ++++ b/drivers/dma-buf/dma-buf.c +@@ -904,4 +904,4 @@ static void __exit dma_buf_deinit(void) + { + dma_buf_uninit_debugfs(); + } +-__exitcall(dma_buf_deinit); ++module_exit(dma_buf_deinit); +--- a/kernel/sched/core.c ++++ b/kernel/sched/core.c +@@ -1801,6 +1801,7 @@ int wake_up_state(struct task_struct *p, + { + return try_to_wake_up(p, state, 0); + } ++EXPORT_SYMBOL_GPL(wake_up_state); + + /* + * This function clears the sched_dl_entity static params. diff --git a/target/linux/generic/patches-4.1/904-debloat_dma_buf.patch b/target/linux/generic/patches-4.1/904-debloat_dma_buf.patch new file mode 100644 index 0000000000..b14e1d2e9d --- /dev/null +++ b/target/linux/generic/patches-4.1/904-debloat_dma_buf.patch @@ -0,0 +1,35 @@ +--- a/drivers/base/Kconfig ++++ b/drivers/base/Kconfig +@@ -229,7 +229,7 @@ config SOC_BUS + source "drivers/base/regmap/Kconfig" + + config DMA_SHARED_BUFFER +- bool ++ tristate + default n + select ANON_INODES + help +--- a/drivers/dma-buf/Makefile ++++ b/drivers/dma-buf/Makefile +@@ -1 +1,2 @@ +-obj-y := dma-buf.o fence.o reservation.o seqno-fence.o ++obj-$(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 +@@ -901,4 +901,4 @@ 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 +@@ -1768,6 +1768,7 @@ 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. diff --git a/target/linux/generic/patches-4.3/904-debloat_dma_buf.patch b/target/linux/generic/patches-4.3/904-debloat_dma_buf.patch new file mode 100644 index 0000000000..a47c7a8ad2 --- /dev/null +++ b/target/linux/generic/patches-4.3/904-debloat_dma_buf.patch @@ -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-$(CONFIG_DMA_SHARED_BUFFER) := dma-shared-buffer.o ++dma-shared-buffer-objs := dma-buf.o fence.o reservation.o seqno-fence.o +--- a/drivers/dma-buf/dma-buf.c ++++ b/drivers/dma-buf/dma-buf.c +@@ -914,4 +914,4 @@ static void __exit dma_buf_deinit(void) + { + dma_buf_uninit_debugfs(); + } +-__exitcall(dma_buf_deinit); ++module_exit(dma_buf_deinit); +--- a/kernel/sched/core.c ++++ b/kernel/sched/core.c +@@ -2040,6 +2040,7 @@ int wake_up_state(struct task_struct *p, + { + return try_to_wake_up(p, state, 0); + } ++EXPORT_SYMBOL_GPL(wake_up_state); + + /* + * This function clears the sched_dl_entity static params. diff --git a/target/linux/generic/patches-4.4/904-debloat_dma_buf.patch b/target/linux/generic/patches-4.4/904-debloat_dma_buf.patch new file mode 100644 index 0000000000..e7b7f72442 --- /dev/null +++ b/target/linux/generic/patches-4.4/904-debloat_dma_buf.patch @@ -0,0 +1,35 @@ +--- a/drivers/base/Kconfig ++++ b/drivers/base/Kconfig +@@ -229,7 +229,7 @@ config SOC_BUS + source "drivers/base/regmap/Kconfig" + + config DMA_SHARED_BUFFER +- bool ++ tristate + default n + select ANON_INODES + help +--- a/drivers/dma-buf/Makefile ++++ b/drivers/dma-buf/Makefile +@@ -1 +1,2 @@ +-obj-y := dma-buf.o fence.o reservation.o seqno-fence.o ++obj-$(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 +@@ -914,4 +914,4 @@ 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 +@@ -2072,6 +2072,7 @@ 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. |