40 lines
907 B
Plaintext
40 lines
907 B
Plaintext
dnl #
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dnl # 3.9 API change
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dnl # set_fs_pwd takes const struct path *
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dnl #
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AC_DEFUN([ZFS_AC_KERNEL_SET_FS_PWD_WITH_CONST],
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tmp_flags="$EXTRA_KCFLAGS"
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EXTRA_KCFLAGS="-Werror"
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[AC_MSG_CHECKING([whether set_fs_pwd() requires const struct path *])
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/spinlock.h>
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#include <linux/fs_struct.h>
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#include <linux/path.h>
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void (*const set_fs_pwd_func)
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(struct fs_struct *, const struct path *)
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= set_fs_pwd;
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],[
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return 0;
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],[
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_SET_FS_PWD_WITH_CONST, 1,
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[set_fs_pwd() needs const path *])
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],[
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ZFS_LINUX_TRY_COMPILE([
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#include <linux/spinlock.h>
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#include <linux/fs_struct.h>
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#include <linux/path.h>
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void (*const set_fs_pwd_func)
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(struct fs_struct *, struct path *)
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= set_fs_pwd;
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],[
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return 0;
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],[
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AC_MSG_RESULT(no)
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],[
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AC_MSG_ERROR(unknown)
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])
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])
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EXTRA_KCFLAGS="$tmp_flags"
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])
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