git: 1625e2db222c - stable/13 - O_PATH: allow vfs_extattr syscalls
- Go to: [ bottom of page ] [ top of archives ] [ this month ]
Date: Sat, 16 Oct 2021 13:02:50 UTC
The branch stable/13 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=1625e2db222cad581593d4079385707e2e15cdbe commit 1625e2db222cad581593d4079385707e2e15cdbe Author: Greg V <greg@unrelenting.technology> AuthorDate: 2021-10-10 12:45:31 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2021-10-16 13:01:47 +0000 O_PATH: allow vfs_extattr syscalls (cherry picked from commit 98dae405de7f8b3506dd94dcd3e9f51d3fb15962) --- lib/libc/sys/extattr_get_file.2 | 7 ++++++- sys/kern/vfs_extattr.c | 8 ++++---- 2 files changed, 10 insertions(+), 5 deletions(-) diff --git a/lib/libc/sys/extattr_get_file.2 b/lib/libc/sys/extattr_get_file.2 index 5134c8d8ac0f..c38b27e17423 100644 --- a/lib/libc/sys/extattr_get_file.2 +++ b/lib/libc/sys/extattr_get_file.2 @@ -26,7 +26,7 @@ .\" .\" $FreeBSD$ .\" -.Dd December 7, 2020 +.Dd October 11, 2021 .Dt EXTATTR 2 .Os .Sh NAME @@ -149,6 +149,11 @@ functions take a file descriptor, while the functions take a path. Both arguments describe a file associated with the extended attribute that should be manipulated. +The +.Qq Li _fd +functions can be used with file descriptors opened with the +.Dv O_PATH +flag. .Pp The following arguments are common to all the system calls described here: .Bl -tag -width attrnamespace diff --git a/sys/kern/vfs_extattr.c b/sys/kern/vfs_extattr.c index adb882288f6c..43b000c78110 100644 --- a/sys/kern/vfs_extattr.c +++ b/sys/kern/vfs_extattr.c @@ -242,7 +242,7 @@ sys_extattr_set_fd(struct thread *td, struct extattr_set_fd_args *uap) return (error); AUDIT_ARG_TEXT(attrname); - error = getvnode(td, uap->fd, + error = getvnode_path(td, uap->fd, cap_rights_init_one(&rights, CAP_EXTATTR_SET), &fp); if (error) return (error); @@ -409,7 +409,7 @@ sys_extattr_get_fd(struct thread *td, struct extattr_get_fd_args *uap) return (error); AUDIT_ARG_TEXT(attrname); - error = getvnode(td, uap->fd, + error = getvnode_path(td, uap->fd, cap_rights_init_one(&rights, CAP_EXTATTR_GET), &fp); if (error) return (error); @@ -544,7 +544,7 @@ sys_extattr_delete_fd(struct thread *td, struct extattr_delete_fd_args *uap) return (error); AUDIT_ARG_TEXT(attrname); - error = getvnode(td, uap->fd, + error = getvnode_path(td, uap->fd, cap_rights_init_one(&rights, CAP_EXTATTR_DELETE), &fp); if (error) return (error); @@ -690,7 +690,7 @@ sys_extattr_list_fd(struct thread *td, struct extattr_list_fd_args *uap) AUDIT_ARG_FD(uap->fd); AUDIT_ARG_VALUE(uap->attrnamespace); - error = getvnode(td, uap->fd, + error = getvnode_path(td, uap->fd, cap_rights_init_one(&rights, CAP_EXTATTR_LIST), &fp); if (error) return (error);