From: "Verma, Vishal L" <vishal.l.verma@intel.com>
To: "linux-nvdimm@lists.01.org" <linux-nvdimm@lists.01.org>,
"santosh@fossix.org" <santosh@fossix.org>
Cc: "sbhat@linux.ibm.com" <sbhat@linux.ibm.com>,
"harish@linux.ibm.com" <harish@linux.ibm.com>,
"aneesh.kumar@linux.ibm.com" <aneesh.kumar@linux.ibm.com>
Subject: Re: [ndctl V5 4/4] Use page size as alignment value
Date: Thu, 13 May 2021 18:17:31 +0000 [thread overview]
Message-ID: <27307f1aceeda53154b9985f065fdada71cf1fd4.camel@intel.com> (raw)
In-Reply-To: <20210513061218.760322-4-santosh@fossix.org>
On Thu, 2021-05-13 at 11:42 +0530, Santosh Sivaraj wrote:
> The alignment sizes passed to ndctl in the tests are all hardcoded to 4k,
> the default page size on x86. Change those to the default page size on that
> architecture (sysconf/getconf). No functional changes otherwise.
>
> Signed-off-by: Santosh Sivaraj <santosh@fossix.org>
> ---
> test/dpa-alloc.c | 15 ++++++++-------
> test/multi-dax.sh | 6 ++++--
> test/sector-mode.sh | 4 +++-
> 3 files changed, 15 insertions(+), 10 deletions(-)
Thanks for the updates, these look good - I've applied them and pushed
out on 'pending'.
>
> diff --git a/test/dpa-alloc.c b/test/dpa-alloc.c
> index 0b3bb7a..59185cf 100644
> --- a/test/dpa-alloc.c
> +++ b/test/dpa-alloc.c
> @@ -38,12 +38,13 @@ static int do_test(struct ndctl_ctx *ctx, struct ndctl_test *test)
> struct ndctl_region *region, *blk_region = NULL;
> struct ndctl_namespace *ndns;
> struct ndctl_dimm *dimm;
> - unsigned long size;
> + unsigned long size, page_size;
> struct ndctl_bus *bus;
> char uuid_str[40];
> int round;
> int rc;
>
> + page_size = sysconf(_SC_PAGESIZE);
> /* disable nfit_test.1, not used in this test */
> bus = ndctl_bus_get_by_provider(ctx, NFIT_PROVIDER1);
> if (!bus)
> @@ -124,11 +125,11 @@ static int do_test(struct ndctl_ctx *ctx, struct ndctl_test *test)
> return rc;
> }
> ndctl_namespace_disable_invalidate(ndns);
> - rc = ndctl_namespace_set_size(ndns, SZ_4K);
> + rc = ndctl_namespace_set_size(ndns, page_size);
> if (rc) {
> - fprintf(stderr, "failed to init %s to size: %d\n",
> + fprintf(stderr, "failed to init %s to size: %lu\n",
> ndctl_namespace_get_devname(ndns),
> - SZ_4K);
> + page_size);
> return rc;
> }
> namespaces[i].ndns = ndns;
> @@ -150,7 +151,7 @@ static int do_test(struct ndctl_ctx *ctx, struct ndctl_test *test)
> ndns = namespaces[i % ARRAY_SIZE(namespaces)].ndns;
> if (i % ARRAY_SIZE(namespaces) == 0)
> round++;
> - size = SZ_4K * round;
> + size = page_size * round;
> rc = ndctl_namespace_set_size(ndns, size);
> if (rc) {
> fprintf(stderr, "%s: set_size: %lx failed: %d\n",
> @@ -166,7 +167,7 @@ static int do_test(struct ndctl_ctx *ctx, struct ndctl_test *test)
> i--;
> round++;
> ndns = namespaces[i % ARRAY_SIZE(namespaces)].ndns;
> - size = SZ_4K * round;
> + size = page_size * round;
> rc = ndctl_namespace_set_size(ndns, size);
> if (rc) {
> fprintf(stderr, "%s failed to update while labels full\n",
> @@ -175,7 +176,7 @@ static int do_test(struct ndctl_ctx *ctx, struct ndctl_test *test)
> }
>
> round--;
> - size = SZ_4K * round;
> + size = page_size * round;
> rc = ndctl_namespace_set_size(ndns, size);
> if (rc) {
> fprintf(stderr, "%s failed to reduce size while labels full\n",
> diff --git a/test/multi-dax.sh b/test/multi-dax.sh
> index e932569..9451ed0 100755
> --- a/test/multi-dax.sh
> +++ b/test/multi-dax.sh
> @@ -12,6 +12,8 @@ check_min_kver "4.13" || do_skip "may lack multi-dax support"
>
> trap 'err $LINENO' ERR
>
> +ALIGN_SIZE=`getconf PAGESIZE`
> +
> # setup (reset nfit_test dimms)
> modprobe nfit_test
> $NDCTL disable-region -b $NFIT_TEST_BUS0 all
> @@ -22,9 +24,9 @@ rc=1
> query=". | sort_by(.available_size) | reverse | .[0].dev"
> region=$($NDCTL list -b $NFIT_TEST_BUS0 -t pmem -Ri | jq -r "$query")
>
> -json=$($NDCTL create-namespace -b $NFIT_TEST_BUS0 -r $region -t pmem -m devdax -a 4096 -s 16M)
> +json=$($NDCTL create-namespace -b $NFIT_TEST_BUS0 -r $region -t pmem -m devdax -a $ALIGN_SIZE -s 16M)
> chardev1=$(echo $json | jq ". | select(.mode == \"devdax\") | .daxregion.devices[0].chardev")
> -json=$($NDCTL create-namespace -b $NFIT_TEST_BUS0 -r $region -t pmem -m devdax -a 4096 -s 16M)
> +json=$($NDCTL create-namespace -b $NFIT_TEST_BUS0 -r $region -t pmem -m devdax -a $ALIGN_SIZE -s 16M)
> chardev2=$(echo $json | jq ". | select(.mode == \"devdax\") | .daxregion.devices[0].chardev")
>
> _cleanup
> diff --git a/test/sector-mode.sh b/test/sector-mode.sh
> index dd7013e..d03c0ca 100755
> --- a/test/sector-mode.sh
> +++ b/test/sector-mode.sh
> @@ -9,6 +9,8 @@ rc=77
> set -e
> trap 'err $LINENO' ERR
>
> +ALIGN_SIZE=`getconf PAGESIZE`
> +
> # setup (reset nfit_test dimms)
> modprobe nfit_test
> $NDCTL disable-region -b $NFIT_TEST_BUS0 all
> @@ -25,7 +27,7 @@ NAMESPACE=$($NDCTL list -b $NFIT_TEST_BUS1 -N | jq -r "$query")
> REGION=$($NDCTL list -R --namespace=$NAMESPACE | jq -r "(.[]) | .dev")
> echo 0 > /sys/bus/nd/devices/$REGION/read_only
> $NDCTL create-namespace --no-autolabel -e $NAMESPACE -m sector -f -l 4K
> -$NDCTL create-namespace --no-autolabel -e $NAMESPACE -m dax -f -a 4K
> +$NDCTL create-namespace --no-autolabel -e $NAMESPACE -m dax -f -a $ALIGN_SIZE
> $NDCTL create-namespace --no-autolabel -e $NAMESPACE -m sector -f -l 4K
>
> _cleanup
_______________________________________________
Linux-nvdimm mailing list -- linux-nvdimm@lists.01.org
To unsubscribe send an email to linux-nvdimm-leave@lists.01.org
prev parent reply other threads:[~2021-05-13 18:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-13 6:12 [ndctl V5 1/4] libndctl: Unify adding dimms for papr and nfit families Santosh Sivaraj
2021-05-13 6:12 ` [ndctl V5 2/4] test: Don't skip tests if nfit modules are missing Santosh Sivaraj
2021-05-13 6:12 ` [ndctl V5 3/4] papr: Add support to parse save_fail flag for dimm Santosh Sivaraj
2021-05-13 6:12 ` [ndctl V5 4/4] Use page size as alignment value Santosh Sivaraj
2021-05-13 18:17 ` Verma, Vishal L [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=27307f1aceeda53154b9985f065fdada71cf1fd4.camel@intel.com \
--to=vishal.l.verma@intel.com \
--cc=aneesh.kumar@linux.ibm.com \
--cc=harish@linux.ibm.com \
--cc=linux-nvdimm@lists.01.org \
--cc=santosh@fossix.org \
--cc=sbhat@linux.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).