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Date: Sun, 3 May 2020 21:51:22 -0400 From: "Theodore Y. Ts'o" <tytso@....edu> To: Jonny Grant <jg@...k.org> Cc: linux-ext4@...r.kernel.org Subject: Re: /fs/ext4/namei.c ext4_find_dest_de() On Sun, May 03, 2020 at 02:00:25PM +0100, Jonny Grant wrote: > Hi > > I noticed that mkdir() returns EEXIST if a directory already exists. > strerror(EEXIST) text is "File exists" > > Can ext4_find_dest_de() be amended to return EISDIR if a directory already > exists? This will make the error message clearer. No; this will confuse potentially a large number of existing programs. Also, the current behavior is required by POSIx and the Single Unix Specification standards. https://pubs.opengroup.org/onlinepubs/009695399/ Regards, - Ted
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