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(parent: e648448) | patch
bcachefs: Hack around bch2_varint_decode invalid reads
authorKent Overstreet <kent.overstreet@gmail.com>
Wed, 11 Nov 2020 17:42:54 +0000 (12:42 -0500)
committerKent Overstreet <kent.overstreet@linux.dev>
Sun, 22 Oct 2023 21:08:46 +0000 (17:08 -0400)
commit6d9378f3dcd7b91effdc4ffe1da1a2e8987e9f1e
tree6b84107a03c382ffddb3a0c72ab78422db57cbcftree | snapshot
parente648448ca562af0cb11729ce6fad0f860fa42cb4commit | diff
bcachefs: Hack around bch2_varint_decode invalid reads

bch2_varint_decode can do reads up to 7 bytes past the end ptr, for the
sake of performance - these extra bytes are always masked off.

This won't be a problem in practice if we make sure to burn 8 bytes in
any buffer that has bkeys in it.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
fs/bcachefs/btree_io.c diff | blob | history
fs/bcachefs/btree_update_interior.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git