8eb2f26057
The type def of writepage_t in kernel 6.3 is changed to take struct folio* as the first argument. We need to detect this change and pass correct function to write_cache_pages(). Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Brian Atkinson <batkinson@lanl.gov> Signed-off-by: Youzhong Yang <yyang@mathworks.com> Closes #14699
27 lines
704 B
Plaintext
27 lines
704 B
Plaintext
AC_DEFUN([ZFS_AC_KERNEL_SRC_WRITEPAGE_T], [
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dnl #
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dnl # 6.3 API change
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dnl # The writepage_t function type now has its first argument as
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dnl # struct folio* instead of struct page*
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dnl #
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ZFS_LINUX_TEST_SRC([writepage_t_folio], [
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#include <linux/writeback.h>
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int putpage(struct folio *folio,
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struct writeback_control *wbc, void *data)
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{ return 0; }
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writepage_t func = putpage;
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],[])
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])
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AC_DEFUN([ZFS_AC_KERNEL_WRITEPAGE_T], [
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AC_MSG_CHECKING([whether int (*writepage_t)() takes struct folio*])
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ZFS_LINUX_TEST_RESULT([writepage_t_folio], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_WRITEPAGE_T_FOLIO, 1,
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[int (*writepage_t)() takes struct folio*])
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],[
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AC_MSG_RESULT(no)
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])
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])
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