v1
2026-10-30
修复zswap陈旧数据 · v1
修复 zswap 在零页/回写场景返回陈旧数据及换入 extent 处理错误，避免数据损坏和无效换入。
原始补丁链接
子 Patch（3）
1/3
mm/zswap: drop the stale zswap entry of a zero folio
On Fri, Oct 30, 2026 at 02:31:41AM +0800, Kairui Song via B4 Relay wrote: > From: Josef Bacik josef@toxicpanda.com > > A folio can stay in the swap cache after zswap_store() has stored it, > when a
2/3
mm/swap: account synchronous swap reads as memory stall
On Fri, Oct 30, 2026 at 5:00 AM Johannes Weiner hannes@cmpxchg.org wrote: > > On Fri, Oct 30, 2026 at 02:31:42AM +0800, Kairui Song via B4 Relay wrote: > > From: Josef Bacik josef@toxicpanda.com >
3/3
mm, swap: fix large swap-in across swap file extents
From: Chris Mason mason@kernel.org A page fault can give an unprivileged process blocks of other users’ files instead of its own swapped-out data. This affects systems with a swap file on a synchro