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Add a couple of lines noting that r351372 maps ENOTTY->EINVAL for other cases.

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Rick Macklem 2019-08-22 01:29:59 +00:00
parent 1689dc666c
commit b4c64c61f2
1 changed files with 3 additions and 1 deletions
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@ -15,7 +15,7 @@ r351361:
corresponding lockstat(1) events, and document the new probes in corresponding lockstat(1) events, and document the new probes in
dtrace_lockstat.4. dtrace_lockstat.4.
r351201: r351201, r351372:
Add a vop_stdioctl() call, so that file systems that do not support Add a vop_stdioctl() call, so that file systems that do not support
holes will have a trivial implementation of lseek(SEEK_DATA/SEEK_HOLE). holes will have a trivial implementation of lseek(SEEK_DATA/SEEK_HOLE).
The algorithm appears to be compatible with the POSIX draft and The algorithm appears to be compatible with the POSIX draft and
@ -23,6 +23,8 @@ r351201:
does not support holes. Prior to this patch, lseek(2) would reply does not support holes. Prior to this patch, lseek(2) would reply
-1 with errno set to ENOTTY for SEEK_DATA/SEEK_HOLE on files in -1 with errno set to ENOTTY for SEEK_DATA/SEEK_HOLE on files in
file systems that do not support holes. file systems that do not support holes.
r351372 maps ENOTTY to EINVAL for lseek(SEEK_DATA/SEEK_HOLE) for
any other cases, such as a ENOTTY return from vn_bmap_seekhole().
r350665: r350665:
The fuse driver has been renamed to fusefs(5) and been substantially The fuse driver has been renamed to fusefs(5) and been substantially