The patch titled Subject: selftests/damon/sysfs: hide expected write failures has been added to the -mm mm-unstable branch. Its filename is selftests-damon-sysfs-hide-expected-write-failures.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftests-damon-sysfs-hide-expected-write-failures.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: SeongJae Park <sj@xxxxxxxxxx> Subject: selftests/damon/sysfs: hide expected write failures Date: Tue, 10 Jan 2023 19:03:59 +0000 DAMON selftests for sysfs (sysfs.sh) tests if some writes to DAMON sysfs interface files fails as expected. It makes the test results noisy with the failure error message because it tests a number of such failures. Redirect the expected failure error messages to /dev/null to make the results clean. Link: https://lkml.kernel.org/r/20230110190400.119388-8-sj@xxxxxxxxxx Signed-off-by: SeongJae Park <sj@xxxxxxxxxx> Cc: Jonathan Corbet <corbet@xxxxxxx> Cc: Shuah Khan <shuah@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- tools/testing/selftests/damon/sysfs.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/tools/testing/selftests/damon/sysfs.sh~selftests-damon-sysfs-hide-expected-write-failures +++ a/tools/testing/selftests/damon/sysfs.sh @@ -24,7 +24,7 @@ ensure_write_fail() content=$2 reason=$3 - if echo "$content" > "$file" + if (echo "$content" > "$file") 2> /dev/null then echo "writing $content to $file succeed ($fail_reason)" echo "expected failure because $reason" _ Patches currently in -mm which might be from sj@xxxxxxxxxx are include-linux-mm-fix-release_pages_arg-kernel-doc-comment.patch mm-damon-core-implement-damos-filter.patch mm-damon-paddr-support-damos-filters.patch mm-damon-reclaim-add-a-parameter-called-skip_anon-for-avoiding-anonymous-pages-reclamation.patch docs-admin-guide-damon-reclaim-document-skip_anon-parameter.patch mm-damon-sysfs-schemes-implement-filters-directory.patch mm-damon-sysfs-schemes-implement-filter-directory.patch mm-damon-sysfs-schemes-connect-filter-directory-and-filters-directory.patch mm-damon-sysfs-schemes-implement-scheme-filters.patch mm-damon-sysfs-schemes-implement-scheme-filters-fix.patch mm-damon-sysfs-schemes-implement-scheme-filters-fix-fix-2.patch selftests-damon-sysfs-test-filters-directory.patch docs-admin-guide-mm-damon-usage-document-damos-filters-of-sysfs.patch docs-abi-damon-document-scheme-filters-files.patch mm-page_reporting-replace-rcu_access_pointer-with-rcu_dereference_protected.patch mm-switch-vma_merge-split_vma-and-__split_vma-to-vma-iterator-fix.patch maintainers-add-types-to-akpm-mm-git-trees-entries.patch maintainers-memory-management-add-tools-vm-as-managed-files.patch tools-vm-rename-tools-vm-to-tools-mm.patch selftests-vm-rename-selftets-vm-to-selftests-mm.patch selftests-vm-rename-selftets-vm-to-selftests-mm-fix.patch docs-admin-guide-mm-numaperf-increase-depth-of-subsections.patch docs-admin-guide-mm-numaperf-increase-depth-of-subsections-fix.patch mm-damon-vaddr-rename-damon_young_walk_private-page_sz-to-folio_sz.patch mm-damon-vaddr-support-folio-of-neither-hpage_pmd_size-nor-page_size.patch mm-damon-vaddr-record-appropriate-folio-size-when-the-access-is-not-found.patch mm-damon-paddr-rename-damon_pa_access_chk_result-page_sz-to-folio_sz.patch mm-damon-paddr-remove-folio_sz-field-from-damon_pa_access_chk_result.patch mm-damon-paddr-remove-damon_pa_access_chk_result-struct.patch mm-damon-core-update-kernel-doc-comments-for-damos-action-supports-of-each-damon-operations-set.patch mm-damon-core-update-kernel-doc-comments-for-damos-filters-supports-of-each-damon-operations-set.patch docs-mm-damon-index-mention-damos-on-the-intro.patch docs-admin-guide-mm-damon-usage-update-damos-actions-filters-supports-of-each-damon-operations-set.patch docs-mm-damon-add-a-maintainer-profile-for-damon.patch maintainers-damon-link-maintainer-profile-git-trees-and-website.patch selftests-damon-sysfs-hide-expected-write-failures.patch selftests-damon-debugfs_rm_non_contexts-hide-expected-write-error-messages.patch scripts-spelling-add-a-few-more-typos.patch