Author: trasz Date: Sat Dec 14 13:37:17 2019 New Revision: 355754 URL: https://svnweb.freebsd.org/changeset/base/355754
Log: Add sync_file_range(2) implementation to linux(4); it's a thin wrapper over the usual fsync(2). This silences some warnings when running "apt-get upgrade". Reviewed by: brooks, emaste MFC after: 2 weeks Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D22371 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/compat/linux/linux_file.h head/sys/i386/linux/linux_dummy.c Modified: head/sys/amd64/linux/linux_dummy.c ============================================================================== --- head/sys/amd64/linux/linux_dummy.c Sat Dec 14 13:32:37 2019 (r355753) +++ head/sys/amd64/linux/linux_dummy.c Sat Dec 14 13:37:17 2019 (r355754) @@ -99,7 +99,6 @@ DUMMY(migrate_pages); DUMMY(unshare); /* Linux 2.6.17: */ DUMMY(splice); -DUMMY(sync_file_range); DUMMY(tee); DUMMY(vmsplice); /* Linux 2.6.18: */ Modified: head/sys/amd64/linux32/linux32_dummy.c ============================================================================== --- head/sys/amd64/linux32/linux32_dummy.c Sat Dec 14 13:32:37 2019 (r355753) +++ head/sys/amd64/linux32/linux32_dummy.c Sat Dec 14 13:37:17 2019 (r355754) @@ -105,7 +105,6 @@ DUMMY(migrate_pages); DUMMY(unshare); /* Linux 2.6.17: */ DUMMY(splice); -DUMMY(sync_file_range); DUMMY(tee); DUMMY(vmsplice); /* Linux 2.6.18: */ Modified: head/sys/arm64/linux/linux_dummy.c ============================================================================== --- head/sys/arm64/linux/linux_dummy.c Sat Dec 14 13:32:37 2019 (r355753) +++ head/sys/arm64/linux/linux_dummy.c Sat Dec 14 13:37:17 2019 (r355754) @@ -101,7 +101,6 @@ DUMMY(migrate_pages); DUMMY(unshare); /* Linux 2.6.17: */ DUMMY(splice); -DUMMY(sync_file_range); DUMMY(tee); DUMMY(vmsplice); /* Linux 2.6.18: */ Modified: head/sys/compat/linux/linux_file.c ============================================================================== --- head/sys/compat/linux/linux_file.c Sat Dec 14 13:32:37 2019 (r355753) +++ head/sys/compat/linux/linux_file.c Sat Dec 14 13:37:17 2019 (r355754) @@ -908,6 +908,22 @@ linux_fdatasync(td, uap) } int +linux_sync_file_range(td, uap) + struct thread *td; + struct linux_sync_file_range_args *uap; +{ + + if (uap->offset < 0 || uap->nbytes < 0 || + (uap->flags & ~(LINUX_SYNC_FILE_RANGE_WAIT_BEFORE | + LINUX_SYNC_FILE_RANGE_WRITE | + LINUX_SYNC_FILE_RANGE_WAIT_AFTER)) != 0) { + return (EINVAL); + } + + return (kern_fsync(td, uap->fd, false)); +} + +int linux_pread(struct thread *td, struct linux_pread_args *uap) { struct vnode *vp; Modified: head/sys/compat/linux/linux_file.h ============================================================================== --- head/sys/compat/linux/linux_file.h Sat Dec 14 13:32:37 2019 (r355753) +++ head/sys/compat/linux/linux_file.h Sat Dec 14 13:37:17 2019 (r355754) @@ -134,4 +134,11 @@ #define LINUX_RENAME_EXCHANGE 0x00000002 #define LINUX_RENAME_WHITEOUT 0x00000004 +/* + * sync_file_range flags + */ +#define LINUX_SYNC_FILE_RANGE_WAIT_BEFORE 1 +#define LINUX_SYNC_FILE_RANGE_WRITE 2 +#define LINUX_SYNC_FILE_RANGE_WAIT_AFTER 4 + #endif /* !_LINUX_FILE_H_ */ Modified: head/sys/i386/linux/linux_dummy.c ============================================================================== --- head/sys/i386/linux/linux_dummy.c Sat Dec 14 13:32:37 2019 (r355753) +++ head/sys/i386/linux/linux_dummy.c Sat Dec 14 13:37:17 2019 (r355754) @@ -101,7 +101,6 @@ DUMMY(migrate_pages); DUMMY(unshare); /* Linux 2.6.17: */ DUMMY(splice); -DUMMY(sync_file_range); DUMMY(tee); DUMMY(vmsplice); /* Linux 2.6.18: */ _______________________________________________ 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"
