From 627289232371e390793e6e960d8536a88f2764b9 Mon Sep 17 00:00:00 2001 From: Joanne Koong Date: Tue, 21 Jan 2025 13:56:41 -0800 Subject: [PATCH] generic: add tests for read/writes from hugepages-backed buffers Add generic tests 758 and 759 for testing reads/writes from buffers backed by hugepages. Signed-off-by: Joanne Koong Reviewed-by: Brian Foster Reviewed-by: Darrick J. Wong Signed-off-by: Zorro Lang --- common/rc | 13 +++++++++++++ tests/generic/759 | 22 ++++++++++++++++++++++ tests/generic/759.out | 4 ++++ tests/generic/760 | 26 ++++++++++++++++++++++++++ tests/generic/760.out | 4 ++++ 5 files changed, 69 insertions(+) create mode 100755 tests/generic/759 create mode 100644 tests/generic/759.out create mode 100755 tests/generic/760 create mode 100644 tests/generic/760.out diff --git a/common/rc b/common/rc index c5421c945..2b71cd7ca 100644 --- a/common/rc +++ b/common/rc @@ -3022,6 +3022,19 @@ _require_xfs_io_command() fi } +# check that the system supports transparent hugepages +_require_thp() +{ + if [ ! -e /sys/kernel/mm/transparent_hugepage/enabled ]; then + _notrun "system doesn't support transparent hugepages" + fi + + thp_status=$(cat /sys/kernel/mm/transparent_hugepage/enabled) + if [[ $thp_status == *"[never]"* ]]; then + _notrun "system doesn't have transparent hugepages enabled" + fi +} + # check that kernel and filesystem support direct I/O, and check if "$1" size # aligned (optional) is supported _require_odirect() diff --git a/tests/generic/759 b/tests/generic/759 new file mode 100755 index 000000000..6c74478aa --- /dev/null +++ b/tests/generic/759 @@ -0,0 +1,22 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# +# FS QA Test No. 759 +# +# fsx exercising reads/writes from userspace buffers +# backed by hugepages +# +. ./common/preamble +_begin_fstest rw auto quick + +. ./common/filter + +_require_test +_require_thp + +run_fsx -N 10000 -l 500000 -h +run_fsx -N 10000 -o 8192 -l 500000 -h +run_fsx -N 10000 -o 128000 -l 500000 -h + +status=0 +exit diff --git a/tests/generic/759.out b/tests/generic/759.out new file mode 100644 index 000000000..fa2b9bc86 --- /dev/null +++ b/tests/generic/759.out @@ -0,0 +1,4 @@ +QA output created by 759 +fsx -N 10000 -l 500000 -h +fsx -N 10000 -o 8192 -l 500000 -h +fsx -N 10000 -o 128000 -l 500000 -h diff --git a/tests/generic/760 b/tests/generic/760 new file mode 100755 index 000000000..c71a19622 --- /dev/null +++ b/tests/generic/760 @@ -0,0 +1,26 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# +# FS QA Test No. 760 +# +# fsx exercising direct IO reads/writes from userspace buffers +# backed by hugepages +# +. ./common/preamble +_begin_fstest rw auto quick + +. ./common/filter + +_require_test +_require_odirect +_require_thp + +psize=`$here/src/feature -s` +bsize=`$here/src/min_dio_alignment $TEST_DIR $TEST_DEV` + +run_fsx -N 10000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W -h +run_fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W -h +run_fsx -N 10000 -o 128000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W -h + +status=0 +exit diff --git a/tests/generic/760.out b/tests/generic/760.out new file mode 100644 index 000000000..320a9f64a --- /dev/null +++ b/tests/generic/760.out @@ -0,0 +1,4 @@ +QA output created by 760 +fsx -N 10000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W -h +fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W -h +fsx -N 10000 -o 128000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W -h -- 2.49.0