From: Stefan Roesch <shr@devkernel.io>
To: kernel-team@fb.com
Cc: linux-mm@kvack.org, david@redhat.com, oliver.sang@intel.com,
shr@devkernel.io, ltp@lists.linux.it
Subject: [LTP] [PATCH v3 1/2] mem: disable KSM smart scan for ksm tests
Date: Mon, 4 Dec 2023 10:48:16 -0800 [thread overview]
Message-ID: <20231204184817.3570465-2-shr@devkernel.io> (raw)
In-Reply-To: <20231204184817.3570465-1-shr@devkernel.io>
This disables the "smart scan" KSM feature to make sure that the volatile
count remains at 0.
Signed-off-by: Stefan Roesch <shr@devkernel.io>
Reviewed-by: Petr Vorel <pvorel@suse.cz>
Reported-by: kernel test robot <oliver.sang@intel.com>
Closes: https://lore.kernel.org/oe-lkp/202311161132.13d8ce5a-oliver.sang@intel.com
---
testcases/kernel/mem/ksm/ksm01.c | 2 ++
testcases/kernel/mem/ksm/ksm02.c | 2 ++
testcases/kernel/mem/ksm/ksm03.c | 2 ++
testcases/kernel/mem/ksm/ksm04.c | 2 ++
testcases/kernel/mem/ksm/ksm05.c | 2 ++
testcases/kernel/mem/ksm/ksm06.c | 2 ++
6 files changed, 12 insertions(+)
diff --git a/testcases/kernel/mem/ksm/ksm01.c b/testcases/kernel/mem/ksm/ksm01.c
index bcd095865..e2d3d9e00 100644
--- a/testcases/kernel/mem/ksm/ksm01.c
+++ b/testcases/kernel/mem/ksm/ksm01.c
@@ -86,6 +86,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm02.c b/testcases/kernel/mem/ksm/ksm02.c
index bce639dce..3707de95d 100644
--- a/testcases/kernel/mem/ksm/ksm02.c
+++ b/testcases/kernel/mem/ksm/ksm02.c
@@ -107,6 +107,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm03.c b/testcases/kernel/mem/ksm/ksm03.c
index 4a733269f..cff74700d 100644
--- a/testcases/kernel/mem/ksm/ksm03.c
+++ b/testcases/kernel/mem/ksm/ksm03.c
@@ -89,6 +89,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm04.c b/testcases/kernel/mem/ksm/ksm04.c
index 4f1f2f721..9935e32d7 100644
--- a/testcases/kernel/mem/ksm/ksm04.c
+++ b/testcases/kernel/mem/ksm/ksm04.c
@@ -109,6 +109,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm05.c b/testcases/kernel/mem/ksm/ksm05.c
index 1f58c8325..61e740843 100644
--- a/testcases/kernel/mem/ksm/ksm05.c
+++ b/testcases/kernel/mem/ksm/ksm05.c
@@ -89,6 +89,8 @@ static struct tst_test test = {
.test_all = test_ksm,
.save_restore = (const struct tst_path_val[]) {
{"/sys/kernel/mm/ksm/run", "1", TST_SR_TBROK},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm06.c b/testcases/kernel/mem/ksm/ksm06.c
index 0b159e5c7..80fdf1e47 100644
--- a/testcases/kernel/mem/ksm/ksm06.c
+++ b/testcases/kernel/mem/ksm/ksm06.c
@@ -142,6 +142,8 @@ static struct tst_test test = {
{"/sys/kernel/mm/ksm/run", NULL, TST_SR_TBROK},
{"/sys/kernel/mm/ksm/sleep_millisecs", NULL, TST_SR_TBROK},
{"/sys/kernel/mm/ksm/merge_across_nodes", NULL, TST_SR_TCONF},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
--
2.39.3
--
Mailing list info: https://lists.linux.it/listinfo/ltp
WARNING: multiple messages have this Message-ID (diff)
From: Stefan Roesch <shr@devkernel.io>
To: kernel-team@fb.com
Cc: shr@devkernel.io, david@redhat.com, oliver.sang@intel.com,
linux-mm@kvack.org, ltp@lists.linux.it, pvorel@suse.cz,
liwang@redhat.com
Subject: [PATCH v3 1/2] mem: disable KSM smart scan for ksm tests
Date: Mon, 4 Dec 2023 10:48:16 -0800 [thread overview]
Message-ID: <20231204184817.3570465-2-shr@devkernel.io> (raw)
In-Reply-To: <20231204184817.3570465-1-shr@devkernel.io>
This disables the "smart scan" KSM feature to make sure that the volatile
count remains at 0.
Signed-off-by: Stefan Roesch <shr@devkernel.io>
Reviewed-by: Petr Vorel <pvorel@suse.cz>
Reported-by: kernel test robot <oliver.sang@intel.com>
Closes: https://lore.kernel.org/oe-lkp/202311161132.13d8ce5a-oliver.sang@intel.com
---
testcases/kernel/mem/ksm/ksm01.c | 2 ++
testcases/kernel/mem/ksm/ksm02.c | 2 ++
testcases/kernel/mem/ksm/ksm03.c | 2 ++
testcases/kernel/mem/ksm/ksm04.c | 2 ++
testcases/kernel/mem/ksm/ksm05.c | 2 ++
testcases/kernel/mem/ksm/ksm06.c | 2 ++
6 files changed, 12 insertions(+)
diff --git a/testcases/kernel/mem/ksm/ksm01.c b/testcases/kernel/mem/ksm/ksm01.c
index bcd095865..e2d3d9e00 100644
--- a/testcases/kernel/mem/ksm/ksm01.c
+++ b/testcases/kernel/mem/ksm/ksm01.c
@@ -86,6 +86,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm02.c b/testcases/kernel/mem/ksm/ksm02.c
index bce639dce..3707de95d 100644
--- a/testcases/kernel/mem/ksm/ksm02.c
+++ b/testcases/kernel/mem/ksm/ksm02.c
@@ -107,6 +107,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm03.c b/testcases/kernel/mem/ksm/ksm03.c
index 4a733269f..cff74700d 100644
--- a/testcases/kernel/mem/ksm/ksm03.c
+++ b/testcases/kernel/mem/ksm/ksm03.c
@@ -89,6 +89,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm04.c b/testcases/kernel/mem/ksm/ksm04.c
index 4f1f2f721..9935e32d7 100644
--- a/testcases/kernel/mem/ksm/ksm04.c
+++ b/testcases/kernel/mem/ksm/ksm04.c
@@ -109,6 +109,8 @@ static struct tst_test test = {
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
{"/sys/kernel/mm/ksm/merge_across_nodes", "1",
TST_SR_SKIP_MISSING | TST_SR_TCONF_RO},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm05.c b/testcases/kernel/mem/ksm/ksm05.c
index 1f58c8325..61e740843 100644
--- a/testcases/kernel/mem/ksm/ksm05.c
+++ b/testcases/kernel/mem/ksm/ksm05.c
@@ -89,6 +89,8 @@ static struct tst_test test = {
.test_all = test_ksm,
.save_restore = (const struct tst_path_val[]) {
{"/sys/kernel/mm/ksm/run", "1", TST_SR_TBROK},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
diff --git a/testcases/kernel/mem/ksm/ksm06.c b/testcases/kernel/mem/ksm/ksm06.c
index 0b159e5c7..80fdf1e47 100644
--- a/testcases/kernel/mem/ksm/ksm06.c
+++ b/testcases/kernel/mem/ksm/ksm06.c
@@ -142,6 +142,8 @@ static struct tst_test test = {
{"/sys/kernel/mm/ksm/run", NULL, TST_SR_TBROK},
{"/sys/kernel/mm/ksm/sleep_millisecs", NULL, TST_SR_TBROK},
{"/sys/kernel/mm/ksm/merge_across_nodes", NULL, TST_SR_TCONF},
+ {"/sys/kernel/mm/ksm/smart_scan", "0",
+ TST_SR_SKIP_MISSING | TST_SR_TBROK_RO},
{}
},
.needs_kconfigs = (const char *const[]){
--
2.39.3
next prev parent reply other threads:[~2023-12-04 18:48 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-04 18:48 [LTP] [PATCH v3 0/2] KSM: support smart-scan feature Stefan Roesch
2023-12-04 18:48 ` Stefan Roesch
2023-12-04 18:48 ` Stefan Roesch [this message]
2023-12-04 18:48 ` [PATCH v3 1/2] mem: disable KSM smart scan for ksm tests Stefan Roesch
2023-12-05 11:32 ` [LTP] " Petr Vorel
2023-12-05 11:32 ` Petr Vorel
2023-12-04 18:48 ` [LTP] [PATCH v3 2/2] add ksm test for smart-scan feature Stefan Roesch
2023-12-04 18:48 ` Stefan Roesch
2023-12-05 11:02 ` [LTP] " Cyril Hrubis
2023-12-05 11:02 ` Cyril Hrubis
2023-12-05 14:58 ` Petr Vorel
2023-12-05 14:58 ` Petr Vorel
2023-12-05 13:16 ` Petr Vorel
2023-12-05 13:16 ` Petr Vorel
2023-12-05 18:01 ` [LTP] " Stefan Roesch
2023-12-05 18:01 ` Stefan Roesch
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