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Date: Sun, 13 Apr 2014 06:49:48 +0100 From: Al Viro <viro@...IV.linux.org.uk> To: "Eric W. Biederman" <ebiederm@...ssion.com> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, "Serge E. Hallyn" <serge@...lyn.com>, Linux-Fsdevel <linux-fsdevel@...r.kernel.org>, Kernel Mailing List <linux-kernel@...r.kernel.org>, Andy Lutomirski <luto@...capital.net>, Rob Landley <rob@...dley.net>, Miklos Szeredi <miklos@...redi.hu>, Christoph Hellwig <hch@...radead.org>, Karel Zak <kzak@...hat.com>, "J. Bruce Fields" <bfields@...ldses.org>, Fengguang Wu <fengguang.wu@...el.com> Subject: Re: [RFC][PATCH] vfs: In mntput run deactivate_super on a shallow stack. On Sun, Apr 13, 2014 at 06:39:56AM +0100, Al Viro wrote: > type = get_fs_type("proc"); > ns = kmalloc(...); > /* fill *ns */ > mnt = kern_mount_data(type, p); s/p/ns/ > ... > if (error) { > kern_unmount(mnt); > kfree(p); ditto. > put_filesystem(type); > } BTW, miklos seems to have a buggered gmail setup - every posting to that thread triggers a bounce that appears to come from some kind of spam filters there... -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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