Make anon_inodes unconditional

Make the anon_inodes facility unconditional so that it can be used by core
VFS code and pidfd code.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
[christian@brauner.io: adapt commit message to mention pidfds]
Signed-off-by: Christian Brauner <christian@brauner.io>

diff --git a/arch/arm/kvm/Kconfig b/arch/arm/kvm/Kconfig
index 3f5320f46de2df1251b840680f3a8e75179027d1..f591026347a5083b58c4c97dcec052026c337b7e 100644 (file)
--- a/arch/arm/kvm/Kconfig
+++ b/arch/arm/kvm/Kconfig
@@ -22,7 +22,6 @@ config KVM
        bool "Kernel-based Virtual Machine (KVM) support"
        depends on MMU && OF
        select PREEMPT_NOTIFIERS
-       select ANON_INODES
        select ARM_GIC
        select ARM_GIC_V3
        select ARM_GIC_V3_ITS

diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig
index a3f85624313ea58b42dabc548c459ba7ebc0adb3..a67121d419a2fc5635dcc10a2c0018fc16a216a7 100644 (file)
--- a/arch/arm64/kvm/Kconfig
+++ b/arch/arm64/kvm/Kconfig
@@ -23,7 +23,6 @@ config KVM
        depends on OF
        select MMU_NOTIFIER
        select PREEMPT_NOTIFIERS
-       select ANON_INODES
        select HAVE_KVM_CPU_RELAX_INTERCEPT
        select HAVE_KVM_ARCH_TLB_FLUSH_ALL
        select KVM_MMIO

diff --git a/arch/mips/kvm/Kconfig b/arch/mips/kvm/Kconfig
index 4528bc9c3cb1695d3c4a6cc8e20ea9dd4b8afdd4..eac25aef21e03dd85fa1d64bdcf2b138cdfaaa2a 100644 (file)
--- a/arch/mips/kvm/Kconfig
+++ b/arch/mips/kvm/Kconfig
@@ -21,7 +21,6 @@ config KVM
        depends on MIPS_FP_SUPPORT
        select EXPORT_UASM
        select PREEMPT_NOTIFIERS
-       select ANON_INODES
        select KVM_GENERIC_DIRTYLOG_READ_PROTECT
        select HAVE_KVM_VCPU_ASYNC_IOCTL
        select KVM_MMIO

diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig
index bfdde04e49051473c126ff0819f981403216a9ef..f53997a8ca624c453c954a00af287e405d43266d 100644 (file)
--- a/arch/powerpc/kvm/Kconfig
+++ b/arch/powerpc/kvm/Kconfig
@@ -20,7 +20,6 @@ if VIRTUALIZATION
 config KVM
        bool
        select PREEMPT_NOTIFIERS
-       select ANON_INODES
        select HAVE_KVM_EVENTFD
        select HAVE_KVM_VCPU_ASYNC_IOCTL
        select SRCU

diff --git a/arch/s390/kvm/Kconfig b/arch/s390/kvm/Kconfig
index 767453faacfcd575ba858235cd6f896bebfca162..1816ee48eadd6e80baf170a1985d9c7e545e3916 100644 (file)
--- a/arch/s390/kvm/Kconfig
+++ b/arch/s390/kvm/Kconfig
@@ -21,7 +21,6 @@ config KVM
        prompt "Kernel-based Virtual Machine (KVM) support"
        depends on HAVE_KVM
        select PREEMPT_NOTIFIERS
-       select ANON_INODES
        select HAVE_KVM_CPU_RELAX_INTERCEPT
        select HAVE_KVM_VCPU_ASYNC_IOCTL
        select HAVE_KVM_EVENTFD

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 5ad92419be19c5d67fae37158bac2b93e105d1bc..7a70fb58b2d0fe61c434d644710653cda182bb12 100644 (file)
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -44,7 +44,6 @@ config X86
        #
        select ACPI_LEGACY_TABLES_LOOKUP        if ACPI
        select ACPI_SYSTEM_POWER_STATES_SUPPORT if ACPI
-       select ANON_INODES
        select ARCH_32BIT_OFF_T                 if X86_32
        select ARCH_CLOCKSOURCE_DATA
        select ARCH_CLOCKSOURCE_INIT

diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
index 72fa955f4a15ee27609200e6e483b28e4a1c3925..fc042419e670b10199808251d8f7310454c283e2 100644 (file)
--- a/arch/x86/kvm/Kconfig
+++ b/arch/x86/kvm/Kconfig
@@ -27,7 +27,6 @@ config KVM
        depends on X86_LOCAL_APIC
        select PREEMPT_NOTIFIERS
        select MMU_NOTIFIER
-       select ANON_INODES
        select HAVE_KVM_IRQCHIP
        select HAVE_KVM_IRQFD
        select IRQ_BYPASS_MANAGER

diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig
index 059700ea352170bb10d3adc8a464744bc9dd8f51..03f067da12ee01569acd141abc6686398ea531e5 100644 (file)
--- a/drivers/base/Kconfig
+++ b/drivers/base/Kconfig
@@ -174,7 +174,6 @@ source "drivers/base/regmap/Kconfig"
 config DMA_SHARED_BUFFER
        bool
        default n
-       select ANON_INODES
        select IRQ_WORK
        help
          This option enables the framework for buffer-sharing between

diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig
index 536e55d3919fd2f6a359c769844e684617dfd1d2..f3e4bc490cf05067b388e3677941229bff6e4c20 100644 (file)
--- a/drivers/char/tpm/Kconfig
+++ b/drivers/char/tpm/Kconfig
@@ -157,7 +157,6 @@ config TCG_CRB
 config TCG_VTPM_PROXY
        tristate "VTPM Proxy Interface"
        depends on TCG_TPM
-       select ANON_INODES
        ---help---
          This driver proxies for an emulated TPM (vTPM) running in userspace.
          A device /dev/vtpmx is provided that creates a device pair

diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig
index 2e5a0faa2cb10d58c0c071f8a5c588769e0f82e2..3fc9c2efc5830fa3595aa8ccdea5c3000cbf12fe 100644 (file)
--- a/drivers/dma-buf/Kconfig
+++ b/drivers/dma-buf/Kconfig
@@ -3,7 +3,6 @@ menu "DMABUF options"
 config SYNC_FILE
        bool "Explicit Synchronization Framework"
        default n
-       select ANON_INODES
        select DMA_SHARED_BUFFER
        ---help---
          The Sync File Framework adds explicit syncronization via

diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 3f50526a771fe8e21349b0d3c00efefd6cdb4a36..0f91600c27aeb5a8c8ac250f85aaf00948708b1b 100644 (file)
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -12,7 +12,6 @@ config ARCH_HAVE_CUSTOM_GPIO_H
 
 menuconfig GPIOLIB
        bool "GPIO Support"
-       select ANON_INODES
        help
          This enables GPIO support through the generic GPIO library.
          You only need to enable this, if you also want to enable

diff --git a/drivers/iio/Kconfig b/drivers/iio/Kconfig
index d08aeb41cd078527cf2ae4ca6ee2d6aee26d65bc..1dec0fecb6efa940175074fd04223b48fa6be1f5 100644 (file)
--- a/drivers/iio/Kconfig
+++ b/drivers/iio/Kconfig
@@ -4,7 +4,6 @@
 
 menuconfig IIO
        tristate "Industrial I/O support"
-       select ANON_INODES
        help
          The industrial I/O subsystem provides a unified framework for
          drivers for many different types of embedded sensors using a

diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
index a1fb840de45d7e4c52d4cb05273d81b676737187..d318bab25860fb603fdff7fbe5ece8509593801f 100644 (file)
--- a/drivers/infiniband/Kconfig
+++ b/drivers/infiniband/Kconfig
@@ -25,7 +25,6 @@ config INFINIBAND_USER_MAD
 
 config INFINIBAND_USER_ACCESS
        tristate "InfiniBand userspace access (verbs and CM)"
-       select ANON_INODES
        depends on MMU
        ---help---
          Userspace InfiniBand access support.  This enables the

diff --git a/drivers/vfio/Kconfig b/drivers/vfio/Kconfig
index 9de5ed38da830a9140a373a4ba0f56b7e0f65ee7..3798d77d131c4b0a7581a85058bebb48c1c5adc1 100644 (file)
--- a/drivers/vfio/Kconfig
+++ b/drivers/vfio/Kconfig
@@ -22,7 +22,6 @@ menuconfig VFIO
        tristate "VFIO Non-Privileged userspace driver framework"
        depends on IOMMU_API
        select VFIO_IOMMU_TYPE1 if (X86 || S390 || ARM || ARM64)
-       select ANON_INODES
        help
          VFIO provides a framework for secure userspace device drivers.
          See Documentation/vfio.txt for more details.

diff --git a/fs/Makefile b/fs/Makefile
index 427fec226faebf93e74bbbd95445c476c9871655..35945f8139e61b3c12597211b0a47a011270925f 100644 (file)
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -25,7 +25,7 @@ obj-$(CONFIG_PROC_FS) += proc_namespace.o
 
 obj-y                          += notify/
 obj-$(CONFIG_EPOLL)            += eventpoll.o
-obj-$(CONFIG_ANON_INODES)      += anon_inodes.o
+obj-y                          += anon_inodes.o
 obj-$(CONFIG_SIGNALFD)         += signalfd.o
 obj-$(CONFIG_TIMERFD)          += timerfd.o
 obj-$(CONFIG_EVENTFD)          += eventfd.o

diff --git a/fs/notify/fanotify/Kconfig b/fs/notify/fanotify/Kconfig
index 735bfb2e9190eedb6ee68886cfc37033fb0abf57..521dc91d2cb5597c97ef6f3a02609249e0baf9a9 100644 (file)
--- a/fs/notify/fanotify/Kconfig
+++ b/fs/notify/fanotify/Kconfig
@@ -1,7 +1,6 @@
 config FANOTIFY
        bool "Filesystem wide access notification"
        select FSNOTIFY
-       select ANON_INODES
        select EXPORTFS
        default n
        ---help---

diff --git a/fs/notify/inotify/Kconfig b/fs/notify/inotify/Kconfig
index b981fc0c8379d143eee7a0207ca6cd0fc69a3329..0161c74e76e260c5a9cf221250bed53d6346add5 100644 (file)
--- a/fs/notify/inotify/Kconfig
+++ b/fs/notify/inotify/Kconfig
@@ -1,6 +1,5 @@
 config INOTIFY_USER
        bool "Inotify support for userspace"
-       select ANON_INODES
        select FSNOTIFY
        default y
        ---help---

diff --git a/init/Kconfig b/init/Kconfig
index 4592bf7997c000dc7a5537ca4c28b308713b9d65..be8f97e37a7678955b93375fd38d96e15b3451c9 100644 (file)
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1171,9 +1171,6 @@ config LD_DEAD_CODE_DATA_ELIMINATION
 config SYSCTL
        bool
 
-config ANON_INODES
-       bool
-
 config HAVE_UID16
        bool
 
@@ -1378,14 +1375,12 @@ config HAVE_FUTEX_CMPXCHG
 config EPOLL
        bool "Enable eventpoll support" if EXPERT
        default y
-       select ANON_INODES
        help
          Disabling this option will cause the kernel to be built without
          support for epoll family of system calls.
 
 config SIGNALFD
        bool "Enable signalfd() system call" if EXPERT
-       select ANON_INODES
        default y
        help
          Enable the signalfd() system call that allows to receive signals
@@ -1395,7 +1390,6 @@ config SIGNALFD
 
 config TIMERFD
        bool "Enable timerfd() system call" if EXPERT
-       select ANON_INODES
        default y
        help
          Enable the timerfd() system call that allows to receive timer
@@ -1405,7 +1399,6 @@ config TIMERFD
 
 config EVENTFD
        bool "Enable eventfd() system call" if EXPERT
-       select ANON_INODES
        default y
        help
          Enable the eventfd() system call that allows to receive both
@@ -1516,7 +1509,6 @@ config KALLSYMS_BASE_RELATIVE
 # syscall, maps, verifier
 config BPF_SYSCALL
        bool "Enable bpf() system call"
-       select ANON_INODES
        select BPF
        select IRQ_WORK
        default n
@@ -1533,7 +1525,6 @@ config BPF_JIT_ALWAYS_ON
 
 config USERFAULTFD
        bool "Enable userfaultfd() system call"
-       select ANON_INODES
        depends on MMU
        help
          Enable the userfaultfd() system call that allows to intercept and
@@ -1600,7 +1591,6 @@ config PERF_EVENTS
        bool "Kernel performance events and counters"
        default y if PROFILING
        depends on HAVE_PERF_EVENTS
-       select ANON_INODES
        select IRQ_WORK
        select SRCU
        help