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7a02229293
Sponsored-by: https://despairlabs.com/sponsor/ Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de> Signed-off-by: Rob Norris <robn@despairlabs.com> Closes #16479
98 lines
2.5 KiB
Plaintext
98 lines
2.5 KiB
Plaintext
AC_DEFUN([ZFS_AC_KERNEL_SRC_INODE_GETATTR], [
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dnl #
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dnl # Linux 6.3 API
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dnl # The first arg of getattr I/O operations handler type
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dnl # is changed to struct mnt_idmap*
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dnl #
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ZFS_LINUX_TEST_SRC([inode_operations_getattr_mnt_idmap], [
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#include <linux/fs.h>
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static int test_getattr(
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struct mnt_idmap *idmap,
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const struct path *p, struct kstat *k,
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u32 request_mask, unsigned int query_flags)
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{ return 0; }
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static const struct inode_operations
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iops __attribute__ ((unused)) = {
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.getattr = test_getattr,
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};
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],[])
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dnl #
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dnl # Linux 5.12 API
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dnl # The getattr I/O operations handler type was extended to require
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dnl # a struct user_namespace* as its first arg, to support idmapped
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dnl # mounts.
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dnl #
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ZFS_LINUX_TEST_SRC([inode_operations_getattr_userns], [
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#include <linux/fs.h>
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static int test_getattr(
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struct user_namespace *userns,
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const struct path *p, struct kstat *k,
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u32 request_mask, unsigned int query_flags)
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{ return 0; }
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static const struct inode_operations
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iops __attribute__ ((unused)) = {
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.getattr = test_getattr,
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};
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],[])
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dnl #
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dnl # Linux 4.11 API
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dnl # See torvalds/linux@a528d35
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dnl #
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ZFS_LINUX_TEST_SRC([inode_operations_getattr_path], [
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#include <linux/fs.h>
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static int test_getattr(
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const struct path *p, struct kstat *k,
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u32 request_mask, unsigned int query_flags)
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{ return 0; }
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static const struct inode_operations
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iops __attribute__ ((unused)) = {
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.getattr = test_getattr,
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};
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],[])
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])
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AC_DEFUN([ZFS_AC_KERNEL_INODE_GETATTR], [
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dnl #
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dnl # Kernel 6.3 test
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dnl #
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AC_MSG_CHECKING([whether iops->getattr() takes mnt_idmap])
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ZFS_LINUX_TEST_RESULT([inode_operations_getattr_mnt_idmap], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_IDMAP_IOPS_GETATTR, 1,
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[iops->getattr() takes struct mnt_idmap*])
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],[
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AC_MSG_RESULT(no)
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dnl #
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dnl # Kernel 5.12 test
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dnl #
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AC_MSG_CHECKING([whether iops->getattr() takes user_namespace])
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ZFS_LINUX_TEST_RESULT([inode_operations_getattr_userns], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_USERNS_IOPS_GETATTR, 1,
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[iops->getattr() takes struct user_namespace*])
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],[
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AC_MSG_RESULT(no)
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dnl #
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dnl # Kernel 4.11 test
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dnl #
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AC_MSG_CHECKING([whether iops->getattr() takes a path])
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ZFS_LINUX_TEST_RESULT([inode_operations_getattr_path], [
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AC_MSG_RESULT(yes)
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AC_DEFINE(HAVE_PATH_IOPS_GETATTR, 1,
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[iops->getattr() takes a path])
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],[
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AC_MSG_RESULT(no)
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])
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])
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])
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])
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