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2014-09-17selftests/memfd: Run test on all architecturesPranith Kumar1-21/+0
Remove the dependence on x86 to run the memfd test. Verfied on 32-bit powerpc. Signed-off-by: Pranith Kumar <bobby.prani@gmail.com> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
2014-09-04memfd_test: Add missing argument to printf()Pranith Kumar1-1/+1
Add a missing path argument buf to printf() Signed-off-by: Pranith Kumar <bobby.prani@gmail.com> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
2014-09-04memfd_test: Make it work on 32-bit systemsPranith Kumar1-18/+16
This test currently fails on 32-bit systems since we use u64 type to pass the flags to fcntl. This commit changes this to use 'unsigned int' type for flags to fcntl making it work on 32-bit systems. Signed-off-by: Pranith Kumar <bobby.prani@gmail.com> Reviewed-by: David Herrmann <dh.herrmann@gmail.com> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
2014-08-29tools: selftests: fix build issue with make kselftests targetPhong Tran1-5/+5
Fix the typo of ARCH when running 'make kselftests'. Change the 'X86' to 'x86'. Test by compilation. Signed-off-by: Phong Tran <tranmanphong@gmail.com> Cc: David Herrmann <dh.herrmann@gmail.com> Cc: Hugh Dickins <hughd@google.com> Cc: Shuah Khan <shuah.kh@samsung.com> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Michal Marek <mmarek@suse.cz> Cc: Shuah Khan <shuahkh@osg.samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-08-08selftests: add memfd/sealing page-pinning testsDavid Herrmann5-1/+450
Setting SEAL_WRITE is not possible if there're pending GUP users. This commit adds selftests for memfd+sealing that use FUSE to create pending page-references. FUSE is very helpful here in that it allows us to delay direct-IO operations for an arbitrary amount of time. This way, we can force the kernel to pin pages and then run our normal selftests. Signed-off-by: David Herrmann <dh.herrmann@gmail.com> Acked-by: Hugh Dickins <hughd@google.com> Cc: Michael Kerrisk <mtk.manpages@gmail.com> Cc: Ryan Lortie <desrt@desrt.ca> Cc: Lennart Poettering <lennart@poettering.net> Cc: Daniel Mack <zonque@gmail.com> Cc: Andy Lutomirski <luto@amacapital.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-08-08selftests: add memfd_create() + sealing testsDavid Herrmann3-0/+944
Some basic tests to verify sealing on memfds works as expected and guarantees the advertised semantics. Signed-off-by: David Herrmann <dh.herrmann@gmail.com> Acked-by: Hugh Dickins <hughd@google.com> Cc: Michael Kerrisk <mtk.manpages@gmail.com> Cc: Ryan Lortie <desrt@desrt.ca> Cc: Lennart Poettering <lennart@poettering.net> Cc: Daniel Mack <zonque@gmail.com> Cc: Andy Lutomirski <luto@amacapital.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>