On Tue, Apr 01, 2025 at 08:26:48PM -0700, Eric Biggers wrote: > From: Eric Biggers <[email protected]> > > When CONFIG_XARRAY_MULTI is not set, reading from a bcachefs file hits > the 'BUG_ON(order > 0);' in xas_set_order(), because it tries to insert > a large folio in the page cache. Fix this by making bcachefs select > XARRAY_MULTI. > > Fixes: be212d86b19c ("bcachefs: bs > ps support") > Signed-off-by: Eric Biggers <[email protected]> > --- > > I'm not entirely sure this is the correct fix; if it's not, please treat > this as a bug report...
Seems reasonable - if there's a better way to do that, we can do that as a cleanup later, I'm applying it and queueing it up for the next pull request. > > fs/bcachefs/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/fs/bcachefs/Kconfig b/fs/bcachefs/Kconfig > index c9798750202d3..bf1c94e51dd06 100644 > --- a/fs/bcachefs/Kconfig > +++ b/fs/bcachefs/Kconfig > @@ -24,10 +24,11 @@ config BCACHEFS_FS > select XOR_BLOCKS > select XXHASH > select SRCU > select SYMBOLIC_ERRNAME > select MIN_HEAP > + select XARRAY_MULTI > help > The bcachefs filesystem - a modern, copy on write filesystem, with > support for multiple devices, compression, checksumming, etc. > > config BCACHEFS_QUOTA > > base-commit: 88eeda35f19bab3a247ca25d99bc82ac710bc09f > -- > 2.49.0 >
