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Message-Id: <20200310093241.1143777-2-christian.brauner@ubuntu.com>
Date: Tue, 10 Mar 2020 10:32:41 +0100
From: Christian Brauner <christian.brauner@...ntu.com>
To: christian.brauner@...ntu.com
Cc: christian@...uner.io, darrick.wong@...cle.com, dhowells@...hat.com,
jannh@...gle.com, jlayton@...hat.com, kzak@...hat.com,
linux-api@...r.kernel.org, linux-fsdevel@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-security-module@...r.kernel.org, mszeredi@...hat.com,
raven@...maw.net, torvalds@...ux-foundation.org,
viro@...iv.linux.org.uk
Subject: [PATCH v19 14/14] arch: wire up fsinfo syscall
This wires up the fsinfo() syscall for all architectures.
Signed-off-by: Christian Brauner <christian.brauner@...ntu.com>
---
arch/alpha/kernel/syscalls/syscall.tbl | 1 +
arch/arm/tools/syscall.tbl | 1 +
arch/arm64/include/asm/unistd.h | 2 +-
arch/arm64/include/asm/unistd32.h | 2 ++
arch/ia64/kernel/syscalls/syscall.tbl | 1 +
arch/m68k/kernel/syscalls/syscall.tbl | 1 +
arch/microblaze/kernel/syscalls/syscall.tbl | 1 +
arch/mips/kernel/syscalls/syscall_n32.tbl | 1 +
arch/mips/kernel/syscalls/syscall_n64.tbl | 1 +
arch/mips/kernel/syscalls/syscall_o32.tbl | 1 +
arch/parisc/kernel/syscalls/syscall.tbl | 1 +
arch/powerpc/kernel/syscalls/syscall.tbl | 1 +
arch/s390/kernel/syscalls/syscall.tbl | 1 +
arch/sh/kernel/syscalls/syscall.tbl | 1 +
arch/sparc/kernel/syscalls/syscall.tbl | 1 +
arch/x86/entry/syscalls/syscall_32.tbl | 1 +
arch/x86/entry/syscalls/syscall_64.tbl | 1 +
arch/xtensa/kernel/syscalls/syscall.tbl | 1 +
include/linux/syscalls.h | 4 ++++
include/uapi/asm-generic/unistd.h | 4 +++-
20 files changed, 26 insertions(+), 2 deletions(-)
diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl
index 7c0115af9010..4d0b07dde12d 100644
--- a/arch/alpha/kernel/syscalls/syscall.tbl
+++ b/arch/alpha/kernel/syscalls/syscall.tbl
@@ -479,3 +479,4 @@
548 common pidfd_getfd sys_pidfd_getfd
549 common watch_mount sys_watch_mount
550 common watch_sb sys_watch_sb
+551 common fsinfo sys_fsinfo
diff --git a/arch/arm/tools/syscall.tbl b/arch/arm/tools/syscall.tbl
index f256f009a89f..fdda8382b420 100644
--- a/arch/arm/tools/syscall.tbl
+++ b/arch/arm/tools/syscall.tbl
@@ -453,3 +453,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h
index bc0f923e0e04..388eeb71cff0 100644
--- a/arch/arm64/include/asm/unistd.h
+++ b/arch/arm64/include/asm/unistd.h
@@ -38,7 +38,7 @@
#define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE + 5)
#define __ARM_NR_COMPAT_END (__ARM_NR_COMPAT_BASE + 0x800)
-#define __NR_compat_syscalls 441
+#define __NR_compat_syscalls 442
#endif
#define __ARCH_WANT_SYS_CLONE
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index c1c61635f89c..1f7d2c8d481a 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -883,6 +883,8 @@ __SYSCALL(__NR_clone3, sys_clone3)
__SYSCALL(__NR_openat2, sys_openat2)
#define __NR_pidfd_getfd 438
__SYSCALL(__NR_pidfd_getfd, sys_pidfd_getfd)
+#define __NR_fsinfo 441
+__SYSCALL(__NR_fsinfo, sys_fsinfo)
/*
* Please add new compat syscalls above this comment and update
diff --git a/arch/ia64/kernel/syscalls/syscall.tbl b/arch/ia64/kernel/syscalls/syscall.tbl
index a4dafc659647..2316e60e031a 100644
--- a/arch/ia64/kernel/syscalls/syscall.tbl
+++ b/arch/ia64/kernel/syscalls/syscall.tbl
@@ -360,3 +360,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/m68k/kernel/syscalls/syscall.tbl b/arch/m68k/kernel/syscalls/syscall.tbl
index 893fb4151547..efc2723ca91f 100644
--- a/arch/m68k/kernel/syscalls/syscall.tbl
+++ b/arch/m68k/kernel/syscalls/syscall.tbl
@@ -439,3 +439,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/microblaze/kernel/syscalls/syscall.tbl b/arch/microblaze/kernel/syscalls/syscall.tbl
index 54aaf0d40c64..745c0f462fce 100644
--- a/arch/microblaze/kernel/syscalls/syscall.tbl
+++ b/arch/microblaze/kernel/syscalls/syscall.tbl
@@ -445,3 +445,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl
index fd34dd0efed0..499f83562a8c 100644
--- a/arch/mips/kernel/syscalls/syscall_n32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n32.tbl
@@ -378,3 +378,4 @@
438 n32 pidfd_getfd sys_pidfd_getfd
439 n32 watch_mount sys_watch_mount
440 n32 watch_sb sys_watch_sb
+441 n32 fsinfo sys_fsinfo
diff --git a/arch/mips/kernel/syscalls/syscall_n64.tbl b/arch/mips/kernel/syscalls/syscall_n64.tbl
index db0f4c0a0a0b..b3188bc3ab3c 100644
--- a/arch/mips/kernel/syscalls/syscall_n64.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n64.tbl
@@ -354,3 +354,4 @@
438 n64 pidfd_getfd sys_pidfd_getfd
439 n64 watch_mount sys_watch_mount
440 n64 watch_sb sys_watch_sb
+441 n64 fsinfo sys_fsinfo
diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl
index ce2e1326de8f..1a3e8ed5e538 100644
--- a/arch/mips/kernel/syscalls/syscall_o32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_o32.tbl
@@ -427,3 +427,4 @@
438 o32 pidfd_getfd sys_pidfd_getfd
439 o32 watch_mount sys_watch_mount
440 o32 watch_sb sys_watch_sb
+441 o32 fsinfo sys_fsinfo
diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
index 6e4a7c08b64b..2572c215d861 100644
--- a/arch/parisc/kernel/syscalls/syscall.tbl
+++ b/arch/parisc/kernel/syscalls/syscall.tbl
@@ -437,3 +437,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
index 08943f3b8206..39d7ac7e918c 100644
--- a/arch/powerpc/kernel/syscalls/syscall.tbl
+++ b/arch/powerpc/kernel/syscalls/syscall.tbl
@@ -521,3 +521,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index b3b8529d2b74..ae4cefd3dd1b 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -442,3 +442,4 @@
438 common pidfd_getfd sys_pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo sys_fsinfo
diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl
index 89307a20657c..05945b9aee4b 100644
--- a/arch/sh/kernel/syscalls/syscall.tbl
+++ b/arch/sh/kernel/syscalls/syscall.tbl
@@ -442,3 +442,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl
index 4ff841a00450..b71b34d4b45c 100644
--- a/arch/sparc/kernel/syscalls/syscall.tbl
+++ b/arch/sparc/kernel/syscalls/syscall.tbl
@@ -485,3 +485,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl
index e2731d295f88..e118ba9aca4c 100644
--- a/arch/x86/entry/syscalls/syscall_32.tbl
+++ b/arch/x86/entry/syscalls/syscall_32.tbl
@@ -444,3 +444,4 @@
438 i386 pidfd_getfd sys_pidfd_getfd __ia32_sys_pidfd_getfd
439 i386 watch_mount sys_watch_mount __ia32_sys_watch_mount
440 i386 watch_sb sys_watch_sb __ia32_sys_watch_sb
+441 i386 fsinfo sys_fsinfo __ia32_sys_fsinfo
diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl
index f4391176102c..067f247471d0 100644
--- a/arch/x86/entry/syscalls/syscall_64.tbl
+++ b/arch/x86/entry/syscalls/syscall_64.tbl
@@ -361,6 +361,7 @@
438 common pidfd_getfd __x64_sys_pidfd_getfd
439 common watch_mount __x64_sys_watch_mount
440 common watch_sb __x64_sys_watch_sb
+441 common fsinfo __x64_sys_fsinfo
#
# x32-specific system call numbers start at 512 to avoid cache impact
diff --git a/arch/xtensa/kernel/syscalls/syscall.tbl b/arch/xtensa/kernel/syscalls/syscall.tbl
index 8e7d731ed6cf..e1ec25099d10 100644
--- a/arch/xtensa/kernel/syscalls/syscall.tbl
+++ b/arch/xtensa/kernel/syscalls/syscall.tbl
@@ -410,3 +410,4 @@
438 common pidfd_getfd sys_pidfd_getfd
439 common watch_mount sys_watch_mount
440 common watch_sb sys_watch_sb
+441 common fsinfo sys_fsinfo
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index c84440d57f52..76064c0807e5 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -47,6 +47,7 @@ struct stat64;
struct statfs;
struct statfs64;
struct statx;
+struct fsinfo_params;
struct __sysctl_args;
struct sysinfo;
struct timespec;
@@ -1007,6 +1008,9 @@ asmlinkage long sys_watch_mount(int dfd, const char __user *path,
unsigned int at_flags, int watch_fd, int watch_id);
asmlinkage long sys_watch_sb(int dfd, const char __user *path,
unsigned int at_flags, int watch_fd, int watch_id);
+asmlinkage long sys_fsinfo(int dfd, const char __user *pathname,
+ struct fsinfo_params __user *params, size_t params_size,
+ void __user *result_buffer, size_t result_buf_size);
/*
* Architecture-specific system calls
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 5bff318b7ffa..7d764f86d3f5 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -859,9 +859,11 @@ __SYSCALL(__NR_pidfd_getfd, sys_pidfd_getfd)
__SYSCALL(__NR_watch_mount, sys_watch_mount)
#define __NR_watch_sb 440
__SYSCALL(__NR_watch_sb, sys_watch_sb)
+#define __NR_fsinfo 441
+__SYSCALL(__NR_fsinfo, sys_fsinfo)
#undef __NR_syscalls
-#define __NR_syscalls 441
+#define __NR_syscalls 442
/*
* 32 bit systems traditionally used different
--
2.25.1
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