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fba29f1820
Copy the headers changed by these csets:d8076bdb56("uapi: Wire up the mount API syscalls on non-x86 arches [ver #2]")9c8ad7a2ff("uapi, x86: Fix the syscall numbering of the mount API syscalls [ver #2]")cf3cba4a42("vfs: syscall: Add fspick() to select a superblock for reconfiguration")93766fbd26("vfs: syscall: Add fsmount() to create a mount for a superblock")ecdab150fd("vfs: syscall: Add fsconfig() for configuring and managing a context")24dcb3d90a("vfs: syscall: Add fsopen() to prepare for superblock creation")2db154b3ea("vfs: syscall: Add move_mount(2) to move mounts around")a07b200047("vfs: syscall: Add open_tree(2) to reference or clone a mount") We need to create tables for all the flags argument in the new syscalls, in followup patches. This silences these perf build warnings: Warning: Kernel ABI header at 'tools/include/uapi/linux/mount.h' differs from latest version at 'include/uapi/linux/mount.h' diff -u tools/include/uapi/linux/mount.h include/uapi/linux/mount.h Warning: Kernel ABI header at 'tools/perf/arch/x86/entry/syscalls/syscall_64.tbl' differs from latest version at 'arch/x86/entry/syscalls/syscall_64.tbl' diff -u tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl Warning: Kernel ABI header at 'tools/include/uapi/asm-generic/unistd.h' differs from latest version at 'include/uapi/asm-generic/unistd.h' diff -u tools/include/uapi/asm-generic/unistd.h include/uapi/asm-generic/unistd.h Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: David Howells <dhowells@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: https://lkml.kernel.org/n/tip-knpqr1u2ffvz6641056z2mwu@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
121 lines
4.5 KiB
C
121 lines
4.5 KiB
C
#ifndef _UAPI_LINUX_MOUNT_H
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#define _UAPI_LINUX_MOUNT_H
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/*
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* These are the fs-independent mount-flags: up to 32 flags are supported
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*
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* Usage of these is restricted within the kernel to core mount(2) code and
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* callers of sys_mount() only. Filesystems should be using the SB_*
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* equivalent instead.
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*/
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#define MS_RDONLY 1 /* Mount read-only */
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#define MS_NOSUID 2 /* Ignore suid and sgid bits */
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#define MS_NODEV 4 /* Disallow access to device special files */
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#define MS_NOEXEC 8 /* Disallow program execution */
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#define MS_SYNCHRONOUS 16 /* Writes are synced at once */
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#define MS_REMOUNT 32 /* Alter flags of a mounted FS */
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#define MS_MANDLOCK 64 /* Allow mandatory locks on an FS */
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#define MS_DIRSYNC 128 /* Directory modifications are synchronous */
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#define MS_NOATIME 1024 /* Do not update access times. */
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#define MS_NODIRATIME 2048 /* Do not update directory access times */
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#define MS_BIND 4096
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#define MS_MOVE 8192
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#define MS_REC 16384
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#define MS_VERBOSE 32768 /* War is peace. Verbosity is silence.
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MS_VERBOSE is deprecated. */
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#define MS_SILENT 32768
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#define MS_POSIXACL (1<<16) /* VFS does not apply the umask */
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#define MS_UNBINDABLE (1<<17) /* change to unbindable */
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#define MS_PRIVATE (1<<18) /* change to private */
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#define MS_SLAVE (1<<19) /* change to slave */
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#define MS_SHARED (1<<20) /* change to shared */
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#define MS_RELATIME (1<<21) /* Update atime relative to mtime/ctime. */
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#define MS_KERNMOUNT (1<<22) /* this is a kern_mount call */
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#define MS_I_VERSION (1<<23) /* Update inode I_version field */
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#define MS_STRICTATIME (1<<24) /* Always perform atime updates */
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#define MS_LAZYTIME (1<<25) /* Update the on-disk [acm]times lazily */
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/* These sb flags are internal to the kernel */
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#define MS_SUBMOUNT (1<<26)
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#define MS_NOREMOTELOCK (1<<27)
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#define MS_NOSEC (1<<28)
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#define MS_BORN (1<<29)
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#define MS_ACTIVE (1<<30)
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#define MS_NOUSER (1<<31)
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/*
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* Superblock flags that can be altered by MS_REMOUNT
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*/
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#define MS_RMT_MASK (MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_I_VERSION|\
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MS_LAZYTIME)
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/*
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* Old magic mount flag and mask
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*/
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#define MS_MGC_VAL 0xC0ED0000
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#define MS_MGC_MSK 0xffff0000
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/*
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* open_tree() flags.
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*/
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#define OPEN_TREE_CLONE 1 /* Clone the target tree and attach the clone */
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#define OPEN_TREE_CLOEXEC O_CLOEXEC /* Close the file on execve() */
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/*
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* move_mount() flags.
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*/
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#define MOVE_MOUNT_F_SYMLINKS 0x00000001 /* Follow symlinks on from path */
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#define MOVE_MOUNT_F_AUTOMOUNTS 0x00000002 /* Follow automounts on from path */
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#define MOVE_MOUNT_F_EMPTY_PATH 0x00000004 /* Empty from path permitted */
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#define MOVE_MOUNT_T_SYMLINKS 0x00000010 /* Follow symlinks on to path */
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#define MOVE_MOUNT_T_AUTOMOUNTS 0x00000020 /* Follow automounts on to path */
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#define MOVE_MOUNT_T_EMPTY_PATH 0x00000040 /* Empty to path permitted */
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#define MOVE_MOUNT__MASK 0x00000077
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/*
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* fsopen() flags.
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*/
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#define FSOPEN_CLOEXEC 0x00000001
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/*
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* fspick() flags.
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*/
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#define FSPICK_CLOEXEC 0x00000001
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#define FSPICK_SYMLINK_NOFOLLOW 0x00000002
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#define FSPICK_NO_AUTOMOUNT 0x00000004
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#define FSPICK_EMPTY_PATH 0x00000008
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/*
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* The type of fsconfig() call made.
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*/
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enum fsconfig_command {
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FSCONFIG_SET_FLAG = 0, /* Set parameter, supplying no value */
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FSCONFIG_SET_STRING = 1, /* Set parameter, supplying a string value */
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FSCONFIG_SET_BINARY = 2, /* Set parameter, supplying a binary blob value */
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FSCONFIG_SET_PATH = 3, /* Set parameter, supplying an object by path */
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FSCONFIG_SET_PATH_EMPTY = 4, /* Set parameter, supplying an object by (empty) path */
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FSCONFIG_SET_FD = 5, /* Set parameter, supplying an object by fd */
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FSCONFIG_CMD_CREATE = 6, /* Invoke superblock creation */
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FSCONFIG_CMD_RECONFIGURE = 7, /* Invoke superblock reconfiguration */
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};
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/*
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* fsmount() flags.
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*/
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#define FSMOUNT_CLOEXEC 0x00000001
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/*
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* Mount attributes.
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*/
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#define MOUNT_ATTR_RDONLY 0x00000001 /* Mount read-only */
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#define MOUNT_ATTR_NOSUID 0x00000002 /* Ignore suid and sgid bits */
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#define MOUNT_ATTR_NODEV 0x00000004 /* Disallow access to device special files */
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#define MOUNT_ATTR_NOEXEC 0x00000008 /* Disallow program execution */
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#define MOUNT_ATTR__ATIME 0x00000070 /* Setting on how atime should be updated */
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#define MOUNT_ATTR_RELATIME 0x00000000 /* - Update atime relative to mtime/ctime. */
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#define MOUNT_ATTR_NOATIME 0x00000010 /* - Do not update access times. */
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#define MOUNT_ATTR_STRICTATIME 0x00000020 /* - Always perform atime updates */
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#define MOUNT_ATTR_NODIRATIME 0x00000080 /* Do not update directory access times */
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#endif /* _UAPI_LINUX_MOUNT_H */
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