The quilt patch titled Subject: mm/zswap: skip confusing print info has been removed from the -mm tree. Its filename was mm-zswap-skip-confusing-print-info.patch This patch was dropped because an updated version will be merged ------------------------------------------------------ From: Liu Shixin <liushixin2@xxxxxxxxxx> Subject: mm/zswap: skip confusing print info Date: Mon, 29 Aug 2022 21:23:02 +0800 It's confusing when we disable zswap while zswap init failed or has no pool. If no change required, just return directly. Link: https://lkml.kernel.org/r/20220829132302.3367054-7-liushixin2@xxxxxxxxxx Signed-off-by: Liu Shixin <liushixin2@xxxxxxxxxx> Cc: Christoph Hellwig <hch@xxxxxx> Cc: Dan Streetman <ddstreet@xxxxxxxx> Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx> Cc: Nathan Chancellor <nathan@xxxxxxxxxx> Cc: Seth Jennings <sjenning@xxxxxxxxxx> Cc: Vitaly Wool <vitaly.wool@xxxxxxxxxxxx> Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/zswap.c | 9 +++++++++ 1 file changed, 9 insertions(+) --- a/mm/zswap.c~mm-zswap-skip-confusing-print-info +++ a/mm/zswap.c @@ -886,6 +886,15 @@ static int zswap_zpool_param_set(const c static int zswap_enabled_param_set(const char *val, const struct kernel_param *kp) { + bool res; + + if (kstrtobool(val, &res)) + return -EINVAL; + + /* no change required */ + if (res == *(bool *)kp->arg) + return 0; + if (system_state == SYSTEM_RUNNING) { mutex_lock(&zswap_init_lock); if (zswap_setup()) { _ Patches currently in -mm which might be from liushixin2@xxxxxxxxxx are mm-thp-simplify-has_transparent_hugepage-by-using-is_builtin.patch mm-thp-remove-redundant-config_transparent_hugepage.patch mm-kmemleak-make-create_object-return-void.patch mm-huge_memory-prevent-thp_zero_page_alloc-increased-twice.patch mm-memcontrol-use-kstrtobool-for-swapaccount-param-parsing.patch