diff --git a/arch/Kconfig b/arch/Kconfig index 34884faf98cd26f3f24c6483dd98b10855387232..54ffd0f9df21b7d9f28789104dd48e5bdcf5a965 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -80,6 +80,7 @@ config UPROBES bool "Transparent user-space probes (EXPERIMENTAL)" depends on UPROBE_EVENT && PERF_EVENTS default n + select PERCPU_RWSEM help Uprobes is the user-space counterpart to kprobes: they enable instrumentation applications (such as 'perf probe') diff --git a/block/Kconfig b/block/Kconfig index a7e40a7c821427cd27f6c7019411030ea00e33e8..4a85ccf8d4cfca02daab96709e35cc14a92a35b5 100644 --- a/block/Kconfig +++ b/block/Kconfig @@ -4,6 +4,7 @@ menuconfig BLOCK bool "Enable the block layer" if EXPERT default y + select PERCPU_RWSEM help Provide block layer support for the kernel. diff --git a/lib/Kconfig b/lib/Kconfig index 4b31a46fb307bcd33bbc58d8141abfd9ad9ad220..75cdb77fa49d2cc84459360ad939a76be2596f7e 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -42,6 +42,9 @@ config GENERIC_IO config STMP_DEVICE bool +config PERCPU_RWSEM + boolean + config CRC_CCITT tristate "CRC-CCITT functions" help diff --git a/lib/Makefile b/lib/Makefile index e959c20efb241c592e24b5b1c0d3662deb4e96f3..5558e35170cd7af27a17f974979f97237f93a22a 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -9,7 +9,7 @@ endif lib-y := ctype.o string.o vsprintf.o cmdline.o \ rbtree.o radix-tree.o dump_stack.o timerqueue.o\ - idr.o int_sqrt.o extable.o percpu-rwsem.o \ + idr.o int_sqrt.o extable.o \ sha1.o md5.o irq_regs.o reciprocal_div.o argv_split.o \ proportions.o flex_proportions.o prio_heap.o ratelimit.o show_mem.o \ is_single_threaded.o plist.o decompress.o kobject_uevent.o \ @@ -40,6 +40,7 @@ obj-$(CONFIG_DEBUG_LOCKING_API_SELFTESTS) += locking-selftest.o obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock_debug.o lib-$(CONFIG_RWSEM_GENERIC_SPINLOCK) += rwsem-spinlock.o lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o +lib-$(CONFIG_PERCPU_RWSEM) += percpu-rwsem.o CFLAGS_hweight.o = $(subst $(quote),,$(CONFIG_ARCH_HWEIGHT_CFLAGS)) obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o