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Date: Fri, 16 Aug 2024 22:09:20 -0700 Message-Id: <20240817050921.18462-4-kanchana.p.sridhar@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20240817050921.18462-1-kanchana.p.sridhar@intel.com> References: <20240817050921.18462-1-kanchana.p.sridhar@intel.com> MIME-Version: 1.0 X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 5C045140003 X-Stat-Signature: 75y34h9yiczpkwsrj77kozsw17kr1g7k X-Rspam-User: X-HE-Tag: 1723871373-827633 X-HE-Meta: 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 HzMglzMA rFMZrvJ2ZBYjOlh1YM+9QPJjpf0q0kUeXRTQU3iGVEXVLDAM5mUiZC3Gi6XOCVwBo702j77DsC12H35JzpH3lvx2zGqLiiJZNclz+Bfj5F4/lhCnfrV5d4CpTvelVyH4+jK1ENw1+BDXS59klw1QhF56LZGPkEOewyJeDw5eeYJ5bFqNwGJL688pjFyNJ1Rwpn2TF56dWl+Tc574= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Add a new MTHP_STAT_ZSWPOUT entry to the sysfs mTHP stats so that per-order mTHP folio ZSWAP stores can be accounted. Signed-off-by: Kanchana P Sridhar --- include/linux/huge_mm.h | 1 + mm/huge_memory.c | 2 ++ 2 files changed, 3 insertions(+) diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index e25d9ebfdf89..44609d84f2dd 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -273,6 +273,7 @@ enum mthp_stat_item { MTHP_STAT_ANON_FAULT_ALLOC, MTHP_STAT_ANON_FAULT_FALLBACK, MTHP_STAT_ANON_FAULT_FALLBACK_CHARGE, + MTHP_STAT_ZSWPOUT, MTHP_STAT_SWPOUT, MTHP_STAT_SWPOUT_FALLBACK, MTHP_STAT_SHMEM_ALLOC, diff --git a/mm/huge_memory.c b/mm/huge_memory.c index f4be468e06a4..7e97b6ed6ff1 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -574,6 +574,7 @@ static struct kobj_attribute _name##_attr = __ATTR_RO(_name) DEFINE_MTHP_STAT_ATTR(anon_fault_alloc, MTHP_STAT_ANON_FAULT_ALLOC); DEFINE_MTHP_STAT_ATTR(anon_fault_fallback, MTHP_STAT_ANON_FAULT_FALLBACK); DEFINE_MTHP_STAT_ATTR(anon_fault_fallback_charge, MTHP_STAT_ANON_FAULT_FALLBACK_CHARGE); +DEFINE_MTHP_STAT_ATTR(zswpout, MTHP_STAT_ZSWPOUT); DEFINE_MTHP_STAT_ATTR(swpout, MTHP_STAT_SWPOUT); DEFINE_MTHP_STAT_ATTR(swpout_fallback, MTHP_STAT_SWPOUT_FALLBACK); DEFINE_MTHP_STAT_ATTR(shmem_alloc, MTHP_STAT_SHMEM_ALLOC); @@ -587,6 +588,7 @@ static struct attribute *stats_attrs[] = { &anon_fault_alloc_attr.attr, &anon_fault_fallback_attr.attr, &anon_fault_fallback_charge_attr.attr, + &zswpout_attr.attr, &swpout_attr.attr, &swpout_fallback_attr.attr, &shmem_alloc_attr.attr,