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Searched refs:uffd_msg (Results 1 – 10 of 10) sorted by relevance

/linux-6.3-rc2/tools/testing/selftests/bpf/prog_tests/
A Dbpf_mod_race.c118 struct uffd_msg uffd_msg; in test_bpf_mod_race_config() local
165 if (!ASSERT_EQ(read(uffd, &uffd_msg, sizeof(uffd_msg)), sizeof(uffd_msg), in test_bpf_mod_race_config()
168 if (!ASSERT_EQ(uffd_msg.event, UFFD_EVENT_PAGEFAULT, "read uffd event is pagefault")) in test_bpf_mod_race_config()
/linux-6.3-rc2/tools/testing/selftests/kvm/include/
A Duserfaultfd_util.h18 typedef int (*uffd_handler_t)(int uffd_mode, int uffd, struct uffd_msg *msg);
/linux-6.3-rc2/fs/
A Duserfaultfd.c92 struct uffd_msg msg;
200 static inline void msg_init(struct uffd_msg *msg) in msg_init()
202 BUILD_BUG_ON(sizeof(struct uffd_msg) != 32); in msg_init()
207 memset(msg, 0, sizeof(struct uffd_msg)); in msg_init()
210 static inline struct uffd_msg userfault_msg(unsigned long address, in userfault_msg()
216 struct uffd_msg msg; in userfault_msg()
1018 struct uffd_msg *msg) in resolve_userfault_fork()
1033 struct uffd_msg *msg, struct inode *inode) in userfaultfd_ctx_read()
1202 struct uffd_msg msg; in userfaultfd_read()
/linux-6.3-rc2/Documentation/admin-guide/mm/
A Duserfaultfd.rst175 ``pagefault.flags`` within the ``uffd_msg``, checking for the
183 event out of a struct uffd_msg that you read in the thread from the
300 ``userfaultfd`` context in the ``uffd_msg.fork``.
306 ``UFFD_EVENT_REMAP``. The ``uffd_msg.remap`` will contain the old and
312 be generated upon these calls to madvise(). The ``uffd_msg.remove``
317 get ``UFFD_EVENT_UNMAP`` with ``uffd_msg.remove`` containing start and
/linux-6.3-rc2/include/uapi/linux/
A Duserfaultfd.h95 struct uffd_msg { struct
/linux-6.3-rc2/tools/testing/selftests/kvm/lib/
A Duserfaultfd_util.c40 struct uffd_msg msg; in uffd_handler_thread_fn()
/linux-6.3-rc2/tools/testing/selftests/kvm/aarch64/
A Dpage_fault_test.c311 static int uffd_generic_handler(int uffd_mode, int uffd, struct uffd_msg *msg, in uffd_generic_handler()
344 static int uffd_pt_handler(int mode, int uffd, struct uffd_msg *msg) in uffd_pt_handler()
349 static int uffd_data_handler(int mode, int uffd, struct uffd_msg *msg) in uffd_data_handler()
401 static int uffd_no_handler(int mode, int uffd, struct uffd_msg *msg) in uffd_no_handler()
/linux-6.3-rc2/tools/testing/selftests/powerpc/tm/
A Dtm-signal-pagefault.c85 struct uffd_msg msg; /* Data read from userfaultfd */ in fault_handler_thread()
/linux-6.3-rc2/tools/testing/selftests/kvm/
A Ddemand_paging_test.c61 struct uffd_msg *msg) in handle_uffd_page_request()
/linux-6.3-rc2/tools/testing/selftests/mm/
A Duserfaultfd.c708 static int uffd_read_msg(int ufd, struct uffd_msg *msg) in uffd_read_msg()
725 static void uffd_handle_page_fault(struct uffd_msg *msg, in uffd_handle_page_fault()
798 struct uffd_msg msg; in uffd_poll_thread()
858 struct uffd_msg msg; in uffd_read_thread()

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