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From: David Howells <dhowells@redhat.com>
To: viro@zeniv.linux.org.uk
Cc: linux-fsdevel@vger.kernel.org, dhowells@redhat.com,
	torvalds@linux-foundation.org, ebiederm@xmission.com,
	linux-security-module@vger.kernel.org
Subject: [PATCH 04/10] Make anon_inodes unconditional
Date: Tue, 19 Feb 2019 17:08:54 +0000	[thread overview]
Message-ID: <155059613474.17079.4339959276727605930.stgit@warthog.procyon.org.uk> (raw)
In-Reply-To: <155059610368.17079.2220554006494174417.stgit@warthog.procyon.org.uk>

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

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

 arch/arm/kvm/Kconfig       |    1 -
 arch/arm64/kvm/Kconfig     |    1 -
 arch/mips/kvm/Kconfig      |    1 -
 arch/powerpc/kvm/Kconfig   |    1 -
 arch/s390/kvm/Kconfig      |    1 -
 arch/x86/Kconfig           |    1 -
 arch/x86/kvm/Kconfig       |    1 -
 drivers/base/Kconfig       |    1 -
 drivers/char/tpm/Kconfig   |    1 -
 drivers/dma-buf/Kconfig    |    1 -
 drivers/gpio/Kconfig       |    1 -
 drivers/iio/Kconfig        |    1 -
 drivers/infiniband/Kconfig |    1 -
 drivers/vfio/Kconfig       |    1 -
 fs/Makefile                |    2 +-
 fs/notify/fanotify/Kconfig |    1 -
 fs/notify/inotify/Kconfig  |    1 -
 init/Kconfig               |   10 ----------
 18 files changed, 1 insertion(+), 27 deletions(-)

diff --git a/arch/arm/kvm/Kconfig b/arch/arm/kvm/Kconfig
index 3f5320f46de2..f591026347a5 100644
--- 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 a3f85624313e..a67121d419a2 100644
--- 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 4528bc9c3cb1..eac25aef21e0 100644
--- 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 bfdde04e4905..f53997a8ca62 100644
--- 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 767453faacfc..1816ee48eadd 100644
--- 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 15af091611e2..7dbea4535d9b 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -46,7 +46,6 @@ config X86
 	#
 	select ACPI_LEGACY_TABLES_LOOKUP	if ACPI
 	select ACPI_SYSTEM_POWER_STATES_SUPPORT	if ACPI
-	select ANON_INODES
 	select ARCH_CLOCKSOURCE_DATA
 	select ARCH_CLOCKSOURCE_INIT
 	select ARCH_DISCARD_MEMBLOCK
diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
index 72fa955f4a15..fc042419e670 100644
--- 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 3e63a900b330..ae213ed2a7c8 100644
--- 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 536e55d3919f..f3e4bc490cf0 100644
--- 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 2e5a0faa2cb1..3fc9c2efc583 100644
--- 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 b5a2845347ec..07b9b838e929 100644
--- 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 d08aeb41cd07..1dec0fecb6ef 100644
--- 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 0a3ec7c726ec..2793ea38649b 100644
--- 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 9de5ed38da83..3798d77d131c 100644
--- 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 9a0b8003f069..ae681523b4b1 100644
--- 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 41355ce74ac0..f5b0b3af32dd 100644
--- 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
 	default n
 	---help---
 	   Say Y here to enable fanotify support.  fanotify is a file access
diff --git a/fs/notify/inotify/Kconfig b/fs/notify/inotify/Kconfig
index b981fc0c8379..0161c74e76e2 100644
--- 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 d47cb77a220e..fea23d3f44dd 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1141,9 +1141,6 @@ config LD_DEAD_CODE_DATA_ELIMINATION
 config SYSCTL
 	bool
 
-config ANON_INODES
-	bool
-
 config HAVE_UID16
 	bool
 
@@ -1348,14 +1345,12 @@ 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
@@ -1365,7 +1360,6 @@ 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
@@ -1375,7 +1369,6 @@ 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
@@ -1477,7 +1470,6 @@ 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
@@ -1494,7 +1486,6 @@ 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
@@ -1561,7 +1552,6 @@ 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


  parent reply	other threads:[~2019-02-19 17:08 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-19 17:08 [PATCH 00/10] VFS: Provide new mount UAPI David Howells
2019-02-19 17:08 ` [PATCH 01/10] vfs: syscall: Add open_tree(2) to reference or clone a mount David Howells
2019-02-19 17:08 ` [PATCH 02/10] vfs: syscall: Add move_mount(2) to move mounts around David Howells
2019-02-20 12:32   ` Alan Jenkins
2019-02-20 12:41     ` Alan Jenkins
2019-02-20 16:23   ` Jann Horn
2019-07-08 12:02   ` Tetsuo Handa
2019-07-08 13:18     ` Al Viro
2019-07-08 17:12       ` Eric W. Biederman
2019-07-08 18:01         ` Al Viro
2019-07-08 18:13           ` Al Viro
2019-07-08 20:21           ` Al Viro
2019-07-09  0:13             ` Eric W. Biederman
2019-07-09 10:51               ` Tetsuo Handa
2019-07-22 10:12                 ` Tetsuo Handa
2019-07-23  4:16                   ` John Johansen
2019-07-23 13:45                     ` Tetsuo Handa
2019-08-06 10:43                       ` Tetsuo Handa
2019-08-22  3:51                         ` [RFC][PATCH] fix d_absolute_path() interplay with fsmount() Al Viro
2019-08-30 10:11                           ` Tetsuo Handa
2019-07-23 21:45             ` [PATCH 02/10] vfs: syscall: Add move_mount(2) to move mounts around James Morris
2019-07-23 23:30               ` Al Viro
2019-02-19 17:08 ` [PATCH 03/10] teach move_mount(2) to work with OPEN_TREE_CLONE David Howells
2019-02-20 18:59   ` Alan Jenkins
2019-02-26 17:45   ` Alan Jenkins
2019-02-19 17:08 ` David Howells [this message]
2019-02-19 17:09 ` [PATCH 05/10] vfs: syscall: Add fsopen() to prepare for superblock creation David Howells
2019-02-19 17:09 ` [PATCH 06/10] vfs: Implement logging through fs_context David Howells
2019-02-19 17:09 ` [PATCH 07/10] vfs: syscall: Add fsconfig() for configuring and managing a context David Howells
2019-02-19 17:09 ` [PATCH 08/10] vfs: syscall: Add fsmount() to create a mount for a superblock David Howells
2019-02-19 17:09 ` [PATCH 09/10] vfs: syscall: Add fspick() to select a superblock for reconfiguration David Howells
2019-02-19 17:09 ` [PATCH 10/10] vfs: Add a sample program for the new mount API David Howells

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