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34 lines
888 B
Plaintext
34 lines
888 B
Plaintext
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dnl #
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dnl # Linux 5.18 uses invalidate_folio in lieu of invalidate_page
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SRC_VFS_INVALIDATE_FOLIO], [
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ZFS_LINUX_TEST_SRC([vfs_has_invalidate_folio], [
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#include <linux/fs.h>
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static void
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test_invalidate_folio(struct folio *folio, size_t offset,
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size_t len) {
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(void) folio; (void) offset; (void) len;
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return;
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}
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static const struct address_space_operations
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aops __attribute__ ((unused)) = {
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.invalidate_folio = test_invalidate_folio,
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};
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],[])
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])
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AC_DEFUN([ZFS_AC_KERNEL_VFS_INVALIDATE_FOLIO], [
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dnl #
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dnl # Linux 5.18 uses invalidate_folio in lieu of invalidate_page
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dnl #
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AC_MSG_CHECKING([whether invalidate_folio exists])
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ZFS_LINUX_TEST_RESULT([vfs_has_invalidate_folio], [
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AC_MSG_RESULT([yes])
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AC_DEFINE(HAVE_VFS_INVALIDATE_FOLIO, 1, [invalidate_folio exists])
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],[
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AC_MSG_RESULT([no])
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])
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])
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