mirror of
				https://git.proxmox.com/git/mirror_zfs
				synced 2025-11-04 12:11:35 +00:00 
			
		
		
		
	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
		
			
				
	
	
		
			88 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			88 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
dnl #
 | 
						|
dnl # Supported mkdir() interfaces checked newest to oldest.
 | 
						|
dnl #
 | 
						|
AC_DEFUN([ZFS_AC_KERNEL_SRC_MKDIR], [
 | 
						|
	dnl #
 | 
						|
	dnl # 6.3 API change
 | 
						|
	dnl # mkdir() takes struct mnt_idmap * as the first arg
 | 
						|
	dnl #
 | 
						|
	ZFS_LINUX_TEST_SRC([mkdir_mnt_idmap], [
 | 
						|
		#include <linux/fs.h>
 | 
						|
 | 
						|
		static int mkdir(struct mnt_idmap *idmap,
 | 
						|
			struct inode *inode, struct dentry *dentry,
 | 
						|
			umode_t umode) { return 0; }
 | 
						|
		static const struct inode_operations
 | 
						|
		    iops __attribute__ ((unused)) = {
 | 
						|
			.mkdir = mkdir,
 | 
						|
		};
 | 
						|
	],[])
 | 
						|
 | 
						|
	dnl #
 | 
						|
	dnl # 5.12 API change
 | 
						|
	dnl # The struct user_namespace arg was added as the first argument to
 | 
						|
	dnl # mkdir()
 | 
						|
	dnl #
 | 
						|
	ZFS_LINUX_TEST_SRC([mkdir_user_namespace], [
 | 
						|
		#include <linux/fs.h>
 | 
						|
 | 
						|
		static int mkdir(struct user_namespace *userns,
 | 
						|
			struct inode *inode, struct dentry *dentry,
 | 
						|
		    umode_t umode) { return 0; }
 | 
						|
 | 
						|
		static const struct inode_operations
 | 
						|
		    iops __attribute__ ((unused)) = {
 | 
						|
			.mkdir = mkdir,
 | 
						|
		};
 | 
						|
	],[])
 | 
						|
 | 
						|
	dnl #
 | 
						|
	dnl # 3.3 API change
 | 
						|
	dnl # The VFS .create, .mkdir and .mknod callbacks were updated to take a
 | 
						|
	dnl # umode_t type rather than an int.  The expectation is that any backport
 | 
						|
	dnl # would also change all three prototypes.  However, if it turns out that
 | 
						|
	dnl # some distribution doesn't backport the whole thing this could be
 | 
						|
	dnl # broken apart into three separate checks.
 | 
						|
	dnl #
 | 
						|
	ZFS_LINUX_TEST_SRC([inode_operations_mkdir], [
 | 
						|
		#include <linux/fs.h>
 | 
						|
 | 
						|
		static int mkdir(struct inode *inode, struct dentry *dentry,
 | 
						|
		    umode_t umode) { return 0; }
 | 
						|
 | 
						|
		static const struct inode_operations
 | 
						|
		    iops __attribute__ ((unused)) = {
 | 
						|
			.mkdir = mkdir,
 | 
						|
		};
 | 
						|
	],[])
 | 
						|
])
 | 
						|
 | 
						|
AC_DEFUN([ZFS_AC_KERNEL_MKDIR], [
 | 
						|
	dnl #
 | 
						|
	dnl # 6.3 API change
 | 
						|
	dnl # mkdir() takes struct mnt_idmap * as the first arg
 | 
						|
	dnl #
 | 
						|
	AC_MSG_CHECKING([whether iops->mkdir() takes struct mnt_idmap*])
 | 
						|
	ZFS_LINUX_TEST_RESULT([mkdir_mnt_idmap], [
 | 
						|
		AC_MSG_RESULT(yes)
 | 
						|
		AC_DEFINE(HAVE_IOPS_MKDIR_IDMAP, 1,
 | 
						|
		    [iops->mkdir() takes struct mnt_idmap*])
 | 
						|
	],[
 | 
						|
		AC_MSG_RESULT(no)
 | 
						|
 | 
						|
		dnl #
 | 
						|
		dnl # 5.12 API change
 | 
						|
		dnl # The struct user_namespace arg was added as the first argument to
 | 
						|
		dnl # mkdir() of the iops structure.
 | 
						|
		dnl #
 | 
						|
		AC_MSG_CHECKING([whether iops->mkdir() takes struct user_namespace*])
 | 
						|
		ZFS_LINUX_TEST_RESULT([mkdir_user_namespace], [
 | 
						|
			AC_MSG_RESULT(yes)
 | 
						|
			AC_DEFINE(HAVE_IOPS_MKDIR_USERNS, 1,
 | 
						|
			    [iops->mkdir() takes struct user_namespace*])
 | 
						|
		],[
 | 
						|
			AC_MSG_RESULT(no)
 | 
						|
		])
 | 
						|
	])
 | 
						|
])
 |