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Mike Rapoport
76fe17ef58
The test verifies that file descriptor created with memfd_secret does not allow read/write operations, that secret memory mappings respect RLIMIT_MEMLOCK and that remote accesses with process_vm_read() and ptrace() to the secret memory fail. Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Mike Rapoport <[email protected]> Acked-by: James Bottomley <[email protected]> Cc: Alexander Viro <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Catalin Marinas <[email protected]> Cc: Christopher Lameter <[email protected]> Cc: Dan Williams <[email protected]> Cc: Dave Hansen <[email protected]> Cc: David Hildenbrand <[email protected]> Cc: Elena Reshetova <[email protected]> Cc: Hagen Paul Pfeifer <[email protected]> Cc: "H. Peter Anvin" <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: James Bottomley <[email protected]> Cc: "Kirill A. Shutemov" <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Matthew Wilcox <[email protected]> Cc: Michael Kerrisk <[email protected]> Cc: Palmer Dabbelt <[email protected]> Cc: Palmer Dabbelt <[email protected]> Cc: Paul Walmsley <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Rick Edgecombe <[email protected]> Cc: Roman Gushchin <[email protected]> Cc: Shakeel Butt <[email protected]> Cc: Shuah Khan <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Tycho Andersen <[email protected]> Cc: Will Deacon <[email protected]> Cc: kernel test robot <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>