Commit e6474b1a authored by Alex Sierra's avatar Alex Sierra Committed by Andrew Morton
Browse files

tools: update test_hmm script to support SP config 

Add two more parameters to set spm_addr_dev0 & spm_addr_dev1 addresses. 
These two parameters configure the start SP addresses for each device in
test_hmm driver.  Consequently, this configures zone device type as
coherent.

Link: https://lkml.kernel.org/r/20220715150521.18165-13-alex.sierra@amd.com


Signed-off-by: default avatarAlex Sierra <alex.sierra@amd.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarFelix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: default avatarAlistair Popple <apopple@nvidia.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>
Cc: Jerome Glisse <jglisse@redhat.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Ralph Campbell <rcampbell@nvidia.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent f70dab3c

tools/testing/selftests/vm/test_hmm.sh

+21 −3
Original line number Diff line number Diff line
@@ -40,11 +40,26 @@ check_test_requirements() 


load_driver()

{

	if [ $# -eq 0 ]; then

		modprobe $DRIVER > /dev/null 2>&1

	else

		if [ $# -eq 2 ]; then

			modprobe $DRIVER spm_addr_dev0=$1 spm_addr_dev1=$2

				> /dev/null 2>&1

		else

			echo "Missing module parameters. Make sure pass"\

			"spm_addr_dev0 and spm_addr_dev1"

			usage

		fi

	fi

	if [ $? == 0 ]; then

		major=$(awk "\$2==\"HMM_DMIRROR\" {print \$1}" /proc/devices)

		mknod /dev/hmm_dmirror0 c $major 0

		mknod /dev/hmm_dmirror1 c $major 1

		if [ $# -eq 2 ]; then

			mknod /dev/hmm_dmirror2 c $major 2

			mknod /dev/hmm_dmirror3 c $major 3

		fi

	fi

}
@@ -58,7 +73,7 @@ run_smoke() 
{

	echo "Running smoke test. Note, this test provides basic coverage."



	load_driver

	load_driver $1 $2

	$(dirname "${BASH_SOURCE[0]}")/hmm-tests

	unload_driver

}
@@ -75,6 +90,9 @@ usage() 
	echo "# Smoke testing"

	echo "./${TEST_NAME}.sh smoke"

	echo

	echo "# Smoke testing with SPM enabled"

	echo "./${TEST_NAME}.sh smoke <spm_addr_dev0> <spm_addr_dev1>"

	echo

	exit 0

}
@@ -84,7 +102,7 @@ function run_test() 
		usage

	else

		if [ "$1" = "smoke" ]; then

			run_smoke

			run_smoke $2 $3

		else

			usage

		fi