)]}'
{
  "commit": "fa23a3be1f876923e703434548f6858ba2a79686",
  "tree": "53a0ac188adc5caf742f699587a6cd0dd76ccef7",
  "parents": [
    "42bbcb07bfd0871e316974b3be276b7198be4b2e"
  ],
  "author": {
    "name": "Luis Chamberlain",
    "email": "mcgrof@kernel.org",
    "time": "Fri Apr 04 18:50:37 2025 -0700"
  },
  "committer": {
    "name": "Luis Chamberlain",
    "email": "mcgrof@kernel.org",
    "time": "Mon Apr 28 17:26:49 2025 -0700"
  },
  "message": "mm: add migration buffer-head debugfs interface\n\nIssues with folio migration can be complicated, and at least for\nbuffer-heads the case with norefs is especially hard to debug, some\nissues taking over 90 hours to reproduce. However, any improvements\non enhancing success rates for folio migrations can help a lot with\nreducing the time we can migrate folios. So add a debugfs interface\nfor buffer-head folio migration so we can enable A/B testing for\nfuture enhancements.\n\nSigned-off-by: Luis Chamberlain \u003cmcgrof@kernel.org\u003e\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "676d9cfc7059ca02c6378eb625fdc9da9d0198ab",
      "old_mode": 33188,
      "old_path": "mm/migrate.c",
      "new_id": "ae993b71ef9abfe2dea61a577d9a606f88ccbdaa",
      "new_mode": 33188,
      "new_path": "mm/migrate.c"
    }
  ]
}