Commit 0796c7b8 authored by Peter Xu's avatar Peter Xu Committed by Andrew Morton
Browse files

selftests/vm: drop mnt point for hugetlb in run_vmtests.sh 

After converting all the three relevant testcases (uffd, madvise, mremap)
to use memfd, no test will need the hugetlb mount point anymore.  Drop the
code.

Link: https://lkml.kernel.org/r/20221014144015.94039-1-peterx@redhat.com


Signed-off-by: default avatarPeter Xu <peterx@redhat.com>
Reviewed-by: default avatarAxel Rasmussen <axelrasmussen@google.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 4705700d

tools/testing/selftests/vm/run_vmtests.sh

+3 −15
Original line number Diff line number Diff line
@@ -5,7 +5,6 @@ 
# Kselftest framework requirement - SKIP code is 4.

ksft_skip=4



mnt=./huge

exitcode=0



#get huge pagesize and freepages from /proc/meminfo
@@ -84,9 +83,6 @@ run_test() { 
	fi

}



mkdir "$mnt"

mount -t hugetlbfs none "$mnt"



run_test ./hugepage-mmap



shmmax=$(cat /proc/sys/kernel/shmmax)
@@ -98,14 +94,9 @@ echo "$shmmax" > /proc/sys/kernel/shmmax 
echo "$shmall" > /proc/sys/kernel/shmall



run_test ./map_hugetlb



run_test ./hugepage-mremap "$mnt"/huge_mremap

rm -f "$mnt"/huge_mremap



run_test ./hugepage-mremap

run_test ./hugepage-vmemmap



run_test ./hugetlb-madvise "$mnt"/madvise-test

rm -f "$mnt"/madvise-test

run_test ./hugetlb-madvise



echo "NOTE: The above hugetlb tests provide minimal coverage.  Use"

echo "      https://github.com/libhugetlbfs/libhugetlbfs.git for"
@@ -126,14 +117,11 @@ for mod in "${uffd_mods[@]}"; do 
	# Hugetlb tests require source and destination huge pages. Pass in half

	# the size ($half_ufd_size_MB), which is used for *each*.

	run_test ./userfaultfd hugetlb${mod} "$half_ufd_size_MB" 32

	run_test ./userfaultfd hugetlb_shared${mod} "$half_ufd_size_MB" 32 "$mnt"/uffd-test

	rm -f "$mnt"/uffd-test

	run_test ./userfaultfd hugetlb_shared${mod} "$half_ufd_size_MB" 32

	run_test ./userfaultfd shmem${mod} 20 16

done



#cleanup

umount "$mnt"

rm -rf "$mnt"

echo "$nr_hugepgs" > /proc/sys/vm/nr_hugepages



run_test ./compaction_test