c/mirror_zfs
1
0
Fork 0
mirror of https://git.proxmox.com/git/mirror_zfs.git synced 2026-05-25 19:57:43 +03:00
Code Issues Packages Projects Releases Wiki Activity

Linux 6.11: first arg to proc_handler is now const

Browse Source 
Detect it, and use a macro to make sure we always match the prototype.

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Rob Norris <robn@despairlabs.com>
Sponsored-by: https://despairlabs.com/sponsor/
Closes #16400
This commit is contained in:
Rob Norris
2024-07-31 12:15:07 +10:00
committed by Tony Hutter
parent 92a8af0f8b
commit 464747ffd3
3 changed files with 44 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
config/kernel-register_sysctl_table.m4
+33
View File
@@ -25,3 +25,36 @@ AC_DEFUN([ZFS_AC_KERNEL_REGISTER_SYSCTL_TABLE], [
AC_MSG_RESULT([no])
])
])
dnl #
dnl # Linux 6.11 makes const the ctl_table arg of proc_handler
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_PROC_HANDLER_CTL_TABLE_CONST], [
ZFS_LINUX_TEST_SRC([has_proc_handler_ctl_table_const], [
#include <linux/sysctl.h>
static int test_handler(
const struct ctl_table *ctl __attribute((unused)),
int write __attribute((unused)),
void *buffer __attribute((unused)),
size_t *lenp __attribute((unused)),
loff_t *ppos __attribute((unused)))
{
return (0);
}
], [
proc_handler *ph __attribute((unused)) =
&test_handler;
])
])
AC_DEFUN([ZFS_AC_KERNEL_PROC_HANDLER_CTL_TABLE_CONST], [
AC_MSG_CHECKING([whether proc_handler ctl_table arg is const])
ZFS_LINUX_TEST_RESULT([has_proc_handler_ctl_table_const], [
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_PROC_HANDLER_CTL_TABLE_CONST, 1,
[proc_handler ctl_table arg is const])
], [
AC_MSG_RESULT([no])
])
])