git: 1c2be25f6080 - main - Add extra EINVAL information about wrong block size to read(2)/write(2)
Date: Fri, 07 Oct 2022 11:39:04 UTC
The branch main has been updated by bcr (doc committer): URL: https://cgit.FreeBSD.org/src/commit/?id=1c2be25f6080ee63baeae55e45761e1310d1b756 commit 1c2be25f6080ee63baeae55e45761e1310d1b756 Author: Benedict Reuschling <bcr@FreeBSD.org> AuthorDate: 2022-10-07 11:32:37 +0000 Commit: Benedict Reuschling <bcr@FreeBSD.org> CommitDate: 2022-10-07 11:32:37 +0000 Add extra EINVAL information about wrong block size to read(2)/write(2) The read system call will return EINVAL if the current file offset is not a multiple of the block size. This also applies to write(2). Add an entry for EINVAL about this error to both man pages. PR: 91149 Event: Aberdeen Hackathon 2022 Differential Revision: https://reviews.freebsd.org/D24617 --- lib/libc/sys/read.2 | 4 +++- lib/libc/sys/write.2 | 4 +++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/lib/libc/sys/read.2 b/lib/libc/sys/read.2 index 8b58debd3fbb..28d085562af3 100644 --- a/lib/libc/sys/read.2 +++ b/lib/libc/sys/read.2 @@ -28,7 +28,7 @@ .\" @(#)read.2 8.4 (Berkeley) 2/26/94 .\" $FreeBSD$ .\" -.Dd June 4, 2020 +.Dd October 7, 2022 .Dt READ 2 .Os .Sh NAME @@ -250,6 +250,8 @@ The sum of the values in the .Fa iov array overflowed a 32-bit integer. +.It Bq Er EINVAL +The current file offset is not a multiple of the block size. .It Bq Er EFAULT Part of the .Fa iov diff --git a/lib/libc/sys/write.2 b/lib/libc/sys/write.2 index 937e95b53a14..048338ed4dee 100644 --- a/lib/libc/sys/write.2 +++ b/lib/libc/sys/write.2 @@ -28,7 +28,7 @@ .\" @(#)write.2 8.5 (Berkeley) 4/2/94 .\" $FreeBSD$ .\" -.Dd February 11, 2021 +.Dd October 7, 2022 .Dt WRITE 2 .Os .Sh NAME @@ -205,6 +205,8 @@ is greater than if the sysctl .Va debug.iosize_max_clamp is non-zero). +.It Bq Er EINVAL +The current file offset is not a multiple of the block size. .It Bq Er EINTEGRITY The backing store for .Fa fd