On Fri, 19 Jul 2013 13:25:35 +0530, Prashant Shah said: > You can even use filp_open(), vfs_read(), vfs_write() if sys_* is not available > https://github.com/prashants/km/blob/master/filerw/filerw.c The reasons to not do file I/O from inside the kernel are many and well documented. Of course, if you're trying to do something like unionfs or fuse, you may not have a choice. And if you're doing something like that, it is probablly better to *avoid* using the sys_* calls even if they are available, but instead use filp_open() and the vfs_ functions.
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