On Wed, Sep 03, 2025 at 07:59:52AM -0700, Darrick J. Wong wrote: > From: Darrick J. Wong <djwong@xxxxxxxxxx> > > We promised to turn off these old features by default in September 2025. > Do so now. > > Signed-off-by: "Darrick J. Wong" <djwong@xxxxxxxxxx> > --- > Documentation/admin-guide/xfs.rst | 5 ++--- > fs/xfs/Kconfig | 8 ++++---- > 2 files changed, 6 insertions(+), 7 deletions(-) > > > diff --git a/Documentation/admin-guide/xfs.rst b/Documentation/admin-guide/xfs.rst > index a18328a5fb93be..693b09ca62922f 100644 > --- a/Documentation/admin-guide/xfs.rst > +++ b/Documentation/admin-guide/xfs.rst > @@ -253,9 +253,8 @@ latest version and try again. Reviewed-by: Carlos Maiolino <cmaiolino@xxxxxxxxxx> > > The deprecation will take place in two parts. Support for mounting V4 > filesystems can now be disabled at kernel build time via Kconfig option. > -The option will default to yes until September 2025, at which time it > -will be changed to default to no. In September 2030, support will be > -removed from the codebase entirely. > +These options were changed to default to no in September 2025. In > +September 2030, support will be removed from the codebase entirely. > > Note: Distributors may choose to withdraw V4 format support earlier than > the dates listed above. > diff --git a/fs/xfs/Kconfig b/fs/xfs/Kconfig > index 065953475cf5eb..ecebd3ebab1342 100644 > --- a/fs/xfs/Kconfig > +++ b/fs/xfs/Kconfig > @@ -25,7 +25,7 @@ config XFS_FS > config XFS_SUPPORT_V4 > bool "Support deprecated V4 (crc=0) format" > depends on XFS_FS > - default y > + default n > help > The V4 filesystem format lacks certain features that are supported > by the V5 format, such as metadata checksumming, strengthened > @@ -40,7 +40,7 @@ config XFS_SUPPORT_V4 > filesystem is a V4 filesystem. If no such string is found, please > upgrade xfsprogs to the latest version and try again. > > - This option will become default N in September 2025. Support for the > + This option became default N in September 2025. Support for the > V4 format will be removed entirely in September 2030. Distributors > can say N here to withdraw support earlier. > > @@ -50,7 +50,7 @@ config XFS_SUPPORT_V4 > config XFS_SUPPORT_ASCII_CI > bool "Support deprecated case-insensitive ascii (ascii-ci=1) format" > depends on XFS_FS > - default y > + default n > help > The ASCII case insensitivity filesystem feature only works correctly > on systems that have been coerced into using ISO 8859-1, and it does > @@ -67,7 +67,7 @@ config XFS_SUPPORT_ASCII_CI > filesystem is a case-insensitive filesystem. If no such string is > found, please upgrade xfsprogs to the latest version and try again. > > - This option will become default N in September 2025. Support for the > + This option became default N in September 2025. Support for the > feature will be removed entirely in September 2030. Distributors > can say N here to withdraw support earlier. > >
