Author: emaste Date: Wed Sep 11 13:01:59 2019 New Revision: 352210 URL: https://svnweb.freebsd.org/changeset/base/352210
Log: linux: add trivial renameat2 implementation Just return EINVAL if flags != 0. The Linux man page documents one case of EINVAL as "The filesystem does not support one of the flags in flags." After r351723 userland binaries will try using new system calls. Reported by: mjg Reviewed by: mjg, trasz Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D21590 Modified: head/sys/amd64/linux/linux_dummy.c head/sys/amd64/linux32/linux32_dummy.c head/sys/arm64/linux/linux_dummy.c head/sys/compat/linux/linux_file.c head/sys/i386/linux/linux_dummy.c Modified: head/sys/amd64/linux/linux_dummy.c ============================================================================== --- head/sys/amd64/linux/linux_dummy.c Wed Sep 11 12:58:53 2019 (r352209) +++ head/sys/amd64/linux/linux_dummy.c Wed Sep 11 13:01:59 2019 (r352210) @@ -130,8 +130,6 @@ DUMMY(kcmp); DUMMY(finit_module); DUMMY(sched_setattr); DUMMY(sched_getattr); -/* Linux 3.14: */ -DUMMY(renameat2); /* Linux 3.15: */ DUMMY(seccomp); DUMMY(memfd_create); Modified: head/sys/amd64/linux32/linux32_dummy.c ============================================================================== --- head/sys/amd64/linux32/linux32_dummy.c Wed Sep 11 12:58:53 2019 (r352209) +++ head/sys/amd64/linux32/linux32_dummy.c Wed Sep 11 13:01:59 2019 (r352210) @@ -137,8 +137,6 @@ DUMMY(kcmp); DUMMY(finit_module); DUMMY(sched_setattr); DUMMY(sched_getattr); -/* Linux 3.14: */ -DUMMY(renameat2); /* Linux 3.15: */ DUMMY(seccomp); DUMMY(memfd_create); Modified: head/sys/arm64/linux/linux_dummy.c ============================================================================== --- head/sys/arm64/linux/linux_dummy.c Wed Sep 11 12:58:53 2019 (r352209) +++ head/sys/arm64/linux/linux_dummy.c Wed Sep 11 13:01:59 2019 (r352210) @@ -130,8 +130,6 @@ DUMMY(kcmp); DUMMY(finit_module); DUMMY(sched_setattr); DUMMY(sched_getattr); -/* Linux 3.14: */ -DUMMY(renameat2); /* Linux 3.15: */ DUMMY(seccomp); DUMMY(memfd_create); Modified: head/sys/compat/linux/linux_file.c ============================================================================== --- head/sys/compat/linux/linux_file.c Wed Sep 11 12:58:53 2019 (r352209) +++ head/sys/compat/linux/linux_file.c Wed Sep 11 13:01:59 2019 (r352210) @@ -686,8 +686,28 @@ linux_rename(struct thread *td, struct linux_rename_ar int linux_renameat(struct thread *td, struct linux_renameat_args *args) { + struct linux_renameat2_args renameat2_args = { + .olddfd = args->olddfd, + .oldname = args->oldname, + .newdfd = args->newdfd, + .newname = args->newname, + .flags = 0 + }; + + return (linux_renameat2(td, &renameat2_args)); +} + +int +linux_renameat2(struct thread *td, struct linux_renameat2_args *args) +{ char *from, *to; int error, olddfd, newdfd; + + if (args->flags != 0) { + linux_msg(td, "renameat2 unsupported flags 0x%x\n", + args->flags); + return (EINVAL); + } olddfd = (args->olddfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->olddfd; newdfd = (args->newdfd == LINUX_AT_FDCWD) ? AT_FDCWD : args->newdfd; Modified: head/sys/i386/linux/linux_dummy.c ============================================================================== --- head/sys/i386/linux/linux_dummy.c Wed Sep 11 12:58:53 2019 (r352209) +++ head/sys/i386/linux/linux_dummy.c Wed Sep 11 13:01:59 2019 (r352210) @@ -134,8 +134,6 @@ DUMMY(finit_module); DUMMY(sched_setattr); DUMMY(sched_getattr); /* Linux 3.14: */ -DUMMY(renameat2); -/* Linux 3.15: */ DUMMY(seccomp); DUMMY(memfd_create); /* Linux 3.18: */ _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"