The patchset can be fetched from github: https://github.com/adam900710/btrfs-progs/tree/lowmem_fix The patchset is mostly rebased to v4.14, since there is some conflicts with lowmem repair enhancement from Su Yue. However the lowmem repair enhancement from Su Yue caused one regression, and the original lowmem code also has some problem handling tree reloc tree. The first 2 patches are newly introduced to address this. The rest are not touched at all (except the conflicts). As always, the 9th patch may not reach mail list due to its size. Please use github repo to fetch that file. Qu Wenruo (11): btrfs-progs: lowmem check: Fix regression which screws up extent allocator btrfs-progs: lowmem check: Fix NULL pointer access caused by large tree reloc tree btrfs-progs: lowmem check: Fix inlined data extent ref lookup btrfs-progs: lowmem check: Fix false backref lost warning for keyed extent data ref btrfs-progs: fsck-test: Introduce test case for false data extent backref lost btrfs-progs: backref: Allow backref walk to handle direct parent ref btrfs-progs: lowmem check: Fix function call stack overflow caused by wrong tree reloc tree detection btrfs-progs: lowmem check: Fix false alerts for image with shared block ref only backref btrfs-progs: fsck-test: Add new image with shared block ref only metadata backref btrfs-progs: lowmem check: Fix false alerts of referencer count mismatch for snapshot btrfs-progs: fsck-tests: Introduce test case with keyed data backref with shared tree blocks backref.c | 3 + cmds-check.c | 79 +++++++++++++++------ .../020-extent-ref-cases/keyed_data_ref_only.img | Bin 0 -> 4096 bytes .../keyed_data_ref_with_shared_leaf.img | Bin 0 -> 19456 bytes .../shared_block_ref_only.raw.xz | Bin 0 -> 217204 bytes 5 files changed, 61 insertions(+), 21 deletions(-) create mode 100644 tests/fsck-tests/020-extent-ref-cases/keyed_data_ref_only.img create mode 100644 tests/fsck-tests/020-extent-ref-cases/keyed_data_ref_with_shared_leaf.img create mode 100644 tests/fsck-tests/020-extent-ref-cases/shared_block_ref_only.raw.xz -- 2.15.0 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
