diff for duplicates of <20170510065301.GC4115@infradead.org> diff --git a/a/content_digest b/N1/content_digest index fc0e5cf..e61c115 100644 --- a/a/content_digest +++ b/N1/content_digest @@ -12,46 +12,28 @@ "Subject\0Re: [kernel-hardening] Re: [PATCH v9 1/4] syscalls: Verify address limit before returning to user-mode\0" "Date\0Tue, 9 May 2017 23:53:01 -0700\0" "To\0Al Viro <viro@zeniv.linux.org.uk>\0" - "Cc\0Christoph Hellwig <hch@infradead.org>" - Andy Lutomirski <luto@kernel.org> - Ingo Molnar <mingo@kernel.org> + "Cc\0Mark Rutland <mark.rutland@arm.com>" + Kernel Hardening <kernel-hardening@lists.openwall.com> Greg KH <greg@kroah.com> - Thomas Garnier <thgarnie@google.com> - Martin Schwidefsky <schwidefsky@de.ibm.com> Heiko Carstens <heiko.carstens@de.ibm.com> - Dave Hansen <dave.hansen@intel.com> - Arnd Bergmann <arnd@arndb.de> - Thomas Gleixner <tglx@linutronix.de> + LKML <linux-kernel@vger.kernel.org> David Howells <dhowells@redhat.com> - " Ren\303\251 Nyffenegger <mail@renenyffenegger.ch>" - Andrew Morton <akpm@linux-foundation.org> - Paul E . McKenney <paulmck@linux.vnet.ibm.com> - Eric W . Biederman <ebiederm@xmission.com> - Oleg Nesterov <oleg@redhat.com> - Pavel Tikhomirov <ptikhomirov@virtuozzo.com> - Ingo Molnar <mingo@redhat.com> + Dave Hansen <dave.hansen@intel.com> H . Peter Anvin <hpa@zytor.com> - Paolo Bonzini <pbonzini@redhat.com> - Rik van Riel <riel@redhat.com> - Kees Cook <keescook@chromium.org> - Josh Poimboeuf <jpoimboe@redhat.com> - Borislav Petkov <bp@alien8.de> - Brian Gerst <brgerst@gmail.com> - Kirill A . Shutemov <kirill.shutemov@linux.intel.com> - Christian Borntraeger <borntraeger@de.ibm.com> + Ingo Molnar <mingo@kernel.org> + Pavel Tikhomirov <ptikhomirov@virtuozzo.com> + Peter Zijlstra <a.p.zijlstra@chello.nl> + linux-s390 <linux-s390@vger.kernel.org> + the arch/x86 maintainers <x86@kernel.org> Russell King <linux@armlinux.org.uk> Will Deacon <will.deacon@arm.com> + Christoph Hellwig <hch@infradead.org> + Christian Borntraeger <borntraeger@de.ibm.com> + " Ren\303\251 Nyffenegger <mail@renenyffenegger.ch>" Catalin Marinas <catalin.marinas@arm.com> - Mark Rutland <mark.rutland@arm.com> - James Morse <james.morse@arm.com> - linux-s390 <linux-s390@vger.kernel.org> - LKML <linux-kernel@vger.kernel.org> - Linux API <linux-api@vger.kernel.org> - the arch/x86 maintainers <x86@kernel.org> - linux-arm-kernel@lists.infradead.org <linux-arm-kernel@lists.infradead.org> - Kernel Hardening <kernel-hardening@lists.openwall.com> - Linus Torvalds <torvalds@linux-foundation.org> - " Peter Zijlstra <a.p.zijlstra@chello.nl>\0" + Paul E . McKenney <paulmck@linux.vnet.ibm.com> + Rik van Riel <riel@redhat.com> + " Kees Cook <keescook@c>\0" "\00:1\0" "b\0" "On Wed, May 10, 2017 at 04:12:54AM +0100, Al Viro wrote:\n" @@ -83,4 +65,4 @@ "backing file, as we don't ever use it - all reads from it pass in\n" an explicit position anyway. -ab35bf2d057ea5ada07adbc1f51c409284d75150e344886648f653ac49b1f96f +86c7cfeef07c1c9a41d570d99e43d28009af21011ed1e6eb22866c6655eff18b
diff --git a/a/1.txt b/N2/1.txt index 6fa52e7..cbc1014 100644 --- a/a/1.txt +++ b/N2/1.txt @@ -20,7 +20,7 @@ If we don't want to assume that we need to pass pointer to pos to kernel_read/write. Which might be a good idea in general. > ashmem probably _is_ OK with demanding ->read_iter(), but I'm not sure -> about blind asma->file->f_pos += ret. That's begging for races. Actually, +> about blind asma->file->f_pos += ret. That's?begging for races. Actually, > scratch that - it *is* racy. I think the proper fix is to not even bother to maintain f_pos of the diff --git a/a/content_digest b/N2/content_digest index fc0e5cf..3c77e1f 100644 --- a/a/content_digest +++ b/N2/content_digest @@ -8,50 +8,10 @@ "ref\020170510021118.GA390@ZenIV.linux.org.uk\0" "ref\020170510024524.GB390@ZenIV.linux.org.uk\0" "ref\020170510031254.GC390@ZenIV.linux.org.uk\0" - "From\0Christoph Hellwig <hch@infradead.org>\0" - "Subject\0Re: [kernel-hardening] Re: [PATCH v9 1/4] syscalls: Verify address limit before returning to user-mode\0" + "From\0hch@infradead.org (Christoph Hellwig)\0" + "Subject\0[kernel-hardening] Re: [PATCH v9 1/4] syscalls: Verify address limit before returning to user-mode\0" "Date\0Tue, 9 May 2017 23:53:01 -0700\0" - "To\0Al Viro <viro@zeniv.linux.org.uk>\0" - "Cc\0Christoph Hellwig <hch@infradead.org>" - Andy Lutomirski <luto@kernel.org> - Ingo Molnar <mingo@kernel.org> - Greg KH <greg@kroah.com> - Thomas Garnier <thgarnie@google.com> - Martin Schwidefsky <schwidefsky@de.ibm.com> - Heiko Carstens <heiko.carstens@de.ibm.com> - Dave Hansen <dave.hansen@intel.com> - Arnd Bergmann <arnd@arndb.de> - Thomas Gleixner <tglx@linutronix.de> - David Howells <dhowells@redhat.com> - " Ren\303\251 Nyffenegger <mail@renenyffenegger.ch>" - Andrew Morton <akpm@linux-foundation.org> - Paul E . McKenney <paulmck@linux.vnet.ibm.com> - Eric W . Biederman <ebiederm@xmission.com> - Oleg Nesterov <oleg@redhat.com> - Pavel Tikhomirov <ptikhomirov@virtuozzo.com> - Ingo Molnar <mingo@redhat.com> - H . Peter Anvin <hpa@zytor.com> - Paolo Bonzini <pbonzini@redhat.com> - Rik van Riel <riel@redhat.com> - Kees Cook <keescook@chromium.org> - Josh Poimboeuf <jpoimboe@redhat.com> - Borislav Petkov <bp@alien8.de> - Brian Gerst <brgerst@gmail.com> - Kirill A . Shutemov <kirill.shutemov@linux.intel.com> - Christian Borntraeger <borntraeger@de.ibm.com> - Russell King <linux@armlinux.org.uk> - Will Deacon <will.deacon@arm.com> - Catalin Marinas <catalin.marinas@arm.com> - Mark Rutland <mark.rutland@arm.com> - James Morse <james.morse@arm.com> - linux-s390 <linux-s390@vger.kernel.org> - LKML <linux-kernel@vger.kernel.org> - Linux API <linux-api@vger.kernel.org> - the arch/x86 maintainers <x86@kernel.org> - linux-arm-kernel@lists.infradead.org <linux-arm-kernel@lists.infradead.org> - Kernel Hardening <kernel-hardening@lists.openwall.com> - Linus Torvalds <torvalds@linux-foundation.org> - " Peter Zijlstra <a.p.zijlstra@chello.nl>\0" + "To\0linux-arm-kernel@lists.infradead.org\0" "\00:1\0" "b\0" "On Wed, May 10, 2017 at 04:12:54AM +0100, Al Viro wrote:\n" @@ -76,11 +36,11 @@ "kernel_read/write. Which might be a good idea in general.\n" "\n" "> ashmem probably _is_ OK with demanding ->read_iter(), but I'm not sure\n" - "> about blind asma->file->f_pos += ret. That's\302\240begging for races. Actually,\n" + "> about blind asma->file->f_pos += ret. That's?begging for races. Actually,\n" "> scratch that - it *is* racy.\n" "\n" "I think the proper fix is to not even bother to maintain f_pos of the\n" "backing file, as we don't ever use it - all reads from it pass in\n" an explicit position anyway. -ab35bf2d057ea5ada07adbc1f51c409284d75150e344886648f653ac49b1f96f +a639e008817ed75fe1d71b36d62f5de8a4072faf3eaef6c0a79887c347c7a4e8
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