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| author | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2019-12-14 13:37:17 +0000 |
|---|---|---|
| committer | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2019-12-14 13:37:17 +0000 |
| commit | cf69fe66d43c6e91d6a91b1567ff445bb1c0f095 (patch) | |
| tree | 639b86ddd6195671fd10b10ab90e14e16cd46e87 /sys/compat/linux/linux_file.c | |
| parent | 0cde2b32394f9dce535431d6ee4736c852622a8d (diff) | |
| download | src-cf69fe66d43c6e91d6a91b1567ff445bb1c0f095.tar.gz src-cf69fe66d43c6e91d6a91b1567ff445bb1c0f095.zip | |
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
Notes
Notes:
svn path=/head/; revision=355754
Diffstat (limited to 'sys/compat/linux/linux_file.c')
| -rw-r--r-- | sys/compat/linux/linux_file.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sys/compat/linux/linux_file.c b/sys/compat/linux/linux_file.c index 57723e1aafd7..20d58ea58346 100644 --- a/sys/compat/linux/linux_file.c +++ b/sys/compat/linux/linux_file.c @@ -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; |