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Date: Wed, 30 Jun 2010 10:20:53 +0200 From: Arnd Bergmann <arnd@...db.de> To: David Howells <dhowells@...hat.com> Cc: viro@...iv.linux.org.uk, smfrench@...il.com, jlayton@...hat.com, mcao@...ibm.com, aneesh.kumar@...ux.vnet.ibm.com, linux-cifs@...r.kernel.org, linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, samba-technical@...ts.samba.org, sjayaraman@...e.de, linux-ext4@...r.kernel.org Subject: Re: [PATCH 3/3] Add a pair of system calls to make extended file stats available On Tuesday 29 June 2010 22:03:15 David Howells wrote: > ssize_t ret = xstat(int dfd, > const char *filename, > unsigned atflag, > struct xstat *buffer, > size_t buflen); > > ssize_t ret = fxstat(int fd, > struct xstat *buffer, > size_t buflen); > > > The dfd, filename, atflag and fd parameters indicate the file to query. There > is no equivalent of lstat() as that can be emulated with xstat(), passing 0 > instead of AT_SYMLINK_NOFOLLOW as atflag. Do we actually need the fxstat variant? IIRC, some *at syscalls just operate on dfd when filename==NULL, which would be trivial to do here. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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