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| author | David Howells <dhowells@redhat.com> | 2023-09-08 17:03:21 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-09-09 15:11:49 -0700 |
| commit | 2d71340ff1d41a5b9fc1b30ded12d638b2e2ae96 (patch) | |
| tree | c537b3cb748f99f70005510e1653ea0d72f2c720 /lib/Kconfig.debug | |
| parent | f741bd7178c95abd7aeac5a9d933ee542f9a5509 (diff) | |
| download | lwn-2d71340ff1d41a5b9fc1b30ded12d638b2e2ae96.tar.gz lwn-2d71340ff1d41a5b9fc1b30ded12d638b2e2ae96.zip | |
iov_iter: Kunit tests for copying to/from an iterator
Add some kunit tests for page extraction for ITER_BVEC, ITER_KVEC and
ITER_XARRAY type iterators. ITER_UBUF and ITER_IOVEC aren't dealt with
as they require userspace VM interaction. ITER_DISCARD isn't dealt with
either as that does nothing.
Signed-off-by: David Howells <dhowells@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: David Hildenbrand <david@redhat.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 319cfbeb0738..fa307f93fa2e 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -2237,6 +2237,17 @@ config TEST_DIV64 If unsure, say N. +config TEST_IOV_ITER + tristate "Test iov_iter operation" if !KUNIT_ALL_TESTS + depends on KUNIT + default KUNIT_ALL_TESTS + help + Enable this to turn on testing of the operation of the I/O iterator + (iov_iter). This test is executed only once during system boot (so + affects only boot time), or at module load time. + + If unsure, say N. + config KPROBES_SANITY_TEST tristate "Kprobes sanity tests" if !KUNIT_ALL_TESTS depends on DEBUG_KERNEL |