Add an UPDATING entry for the posix_fallocate/ZFS change, r325320

This commit is contained in:
Andriy Gapon 2017-11-06 15:29:33 +00:00
parent 63c69e1beb
commit da86af2815
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=325486

View File

@ -51,6 +51,13 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 12.x IS SLOW:
****************************** SPECIAL WARNING: ******************************
20171106:
The naive and non-compliant support of posix_fallocate(2) in ZFS
has been removed as of r325320. The system call now returns EINVAL
when used on a ZFS file. Although the new behavior complies with the
standard, some consumers are not prepared to cope with it.
One known victim is lld prior to r325420.
20171102:
Building in a FreeBSD src checkout will automatically create object
directories now rather than store files in the current directory if