X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=config%2Fkernel-lseek-execute.m4;fp=config%2Fkernel-lseek-execute.m4;h=8c4032b92c6b27a8d0c443f5d86e1a690956518c;hb=802e7b5feb0135483de119eac1da192404eb5bb7;hp=0000000000000000000000000000000000000000;hpb=cf91b2b6b2baaca1e56f23c985e3261cd98bd3f0;p=zfs.git diff --git a/config/kernel-lseek-execute.m4 b/config/kernel-lseek-execute.m4 new file mode 100644 index 0000000..8c4032b --- /dev/null +++ b/config/kernel-lseek-execute.m4 @@ -0,0 +1,23 @@ +dnl # +dnl # 3.11 API change +dnl # lseek_execute helper exported +dnl # +AC_DEFUN([ZFS_AC_KERNEL_LSEEK_EXECUTE], + [AC_MSG_CHECKING([whether lseek_execute() is available]) + ZFS_LINUX_TRY_COMPILE_SYMBOL([ + #include + ], [ + struct file *fp __attribute__ ((unused)) = NULL; + struct inode *ip __attribute__ ((unused)) = NULL; + loff_t offset __attribute__ ((unused)) = 0; + loff_t maxsize __attribute__ ((unused)) = 0; + + lseek_execute(fp, ip, offset, maxsize); + ], [lseek_exclusive], [fs/read_write.c], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_LSEEK_EXECUTE, 1, + [lseek_execute() is available]) + ], [ + AC_MSG_RESULT(no) + ]) +])