[Pvfs2-users] Problem with 'sudo make kmod' when trying to load the pvfs2 kernel module

[g_p g_p]

Hello,
i'm trying to execute the command:
"sudo make kmod" and i receive the following output:
 CC [M]  /usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.oIn file included from /usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:7:/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-kernel.h:1272: error: conflicting types for âkzallocâinclude/linux/slab.h:320: error: previous definition of âkzallocâ was here/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c: In function âpvfs2_gen_credentialsâ:/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:22: error: âstruct task_structâ has no member named âfsuidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:23: error: âstruct task_structâ has no member named âfsgidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c: In function âpvfs2_inode_getxattrâ:/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:752: error: âstruct task_structâ has no member named âfsuidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:752: error: âstruct task_structâ has no member named âfsgidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c: In function âpvfs2_inode_rem ovexattrâ:/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1019: error: âXATTR_REPLACEâ undeclared (first use in this function)/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1019: error: (Each undeclaredidentifier is reported only once/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1019: error: for each function it appears in.)/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c: In function âpvfs2_create_fileâ:/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1192: error: âstruct task_structâ has no member named âfsuidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1192: error: âstruct task_structâ has no member named âfsgidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c: In function âpvfs2_create_dirâ:/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1279: error: âstruct task_structâ has no member named âfsuidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1279: error: âstruct task_structâ has no member named âfsgidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c: In function âpvfs2_create_symlinkâ:/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1373: error: âstruct task_structâ has no member named âfsuidâ/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.c:1373: error: âstruct task_structâ has no member named âfsgidâmake[3]: *** [/usr/pvfs-2.8.1/src/kernel/linux-2.6/pvfs2-utils.o] Error 1make[2]: *** [_module_/usr/pvfs-2.8.1/src/kernel/linux-2.6] Error 2make[1]: *** [default] Error 2make: *** [just_kmod] Error 2
What shall i do in order to fix that?
Thanks, in advance 		 	   		  
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