From: Catalin Marinas <catalin.marinas@arm.com> To: Arnd Bergmann <arnd@arndb.de> Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Will Deacon <Will.Deacon@arm.com> Subject: Re: [PATCH v2 17/31] arm64: System calls handling Date: Wed, 22 Aug 2012 11:29:53 +0100 [thread overview] Message-ID: <20120822102953.GA24136@arm.com> (raw) In-Reply-To: <201208220756.31149.arnd@arndb.de> On Wed, Aug 22, 2012 at 08:56:30AM +0100, Arnd Bergmann wrote: > On Tuesday 21 August 2012, Catalin Marinas wrote: > > As I understand, sys_mmap_pgoff can be used instead of sys_mmap2 on new > > 32-bit architectures. But on 64-bit architectures we don't have > > sys_mmap2, only sys_mmap with the difference that the last argument is > > the offset in bytes (and multiple of PAGE_SIZE) rather than in pages. So > > unless we change the meaning of this last argument for sys_mmap, we > > cannot just define it to sys_mmap_pgoff. > > > > Since the other 64-bit architectures seem to have a sys_mmap wrapper > > that does this: > > > > sys_mmap_pgoff(..., off >> PAGE_SHIFT); > > > > I think AArch64 should also use the same sys_mmap convention. We can > > make this wrapper generic. > > But the wrapper can just as well be part of glibc, which already has > one. There is no reason for the kernel to export two generic interfaces > for mmap when one of them only works on 64 bit and the other one is > good for both 32 and 64 bit. The kernel only exports a single interface for 64-bit, that's sys_mmap(). For compat we only export sys_mmap2() (which, of course, would not work for 64-bit). The generic prototypes for sys_mmap and sys_mmap2 are different with regards to the last argument: off_t vs unsigned long. While in practice it's the same size, off_t is used throughout the kernel as offset in bytes rather than pages (hence the prototype change in sys_mmap2 and sys_mmap_pgoff). But what's more important - moving this wrapper to glibc causes issues with the page size. We support both 4KB and 64KB pages on 64-bit systems (the latter without compat support). The kernel is in a better position to do the shift by a compile-time constant. Glibc would need to enquire the actual page size to do the shift before calling sys_mmap_pgoff. If we assume in glibc that the shift is always 12, we need another wrapper in the kernel anyway for 64KB page configuration. So passing the offset in bytes worked best for us. > All the other 64 bit architectures (besides tile) were added to the > kernel before we had sys_mmap_pgoff. So there is no new 64-bit architecture that defines sys_mmap to sys_mmap_pgoff. I don't think that AArch64 should introduce this, given the restrictions I mentioned above. sys_mmap2/sys_mmap_pgoff are a way to extend the file offset beyond 32-bit but that's not needed on a 64-bit system. -- Catalin
WARNING: multiple messages have this Message-ID (diff)
From: catalin.marinas@arm.com (Catalin Marinas) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v2 17/31] arm64: System calls handling Date: Wed, 22 Aug 2012 11:29:53 +0100 [thread overview] Message-ID: <20120822102953.GA24136@arm.com> (raw) In-Reply-To: <201208220756.31149.arnd@arndb.de> On Wed, Aug 22, 2012 at 08:56:30AM +0100, Arnd Bergmann wrote: > On Tuesday 21 August 2012, Catalin Marinas wrote: > > As I understand, sys_mmap_pgoff can be used instead of sys_mmap2 on new > > 32-bit architectures. But on 64-bit architectures we don't have > > sys_mmap2, only sys_mmap with the difference that the last argument is > > the offset in bytes (and multiple of PAGE_SIZE) rather than in pages. So > > unless we change the meaning of this last argument for sys_mmap, we > > cannot just define it to sys_mmap_pgoff. > > > > Since the other 64-bit architectures seem to have a sys_mmap wrapper > > that does this: > > > > sys_mmap_pgoff(..., off >> PAGE_SHIFT); > > > > I think AArch64 should also use the same sys_mmap convention. We can > > make this wrapper generic. > > But the wrapper can just as well be part of glibc, which already has > one. There is no reason for the kernel to export two generic interfaces > for mmap when one of them only works on 64 bit and the other one is > good for both 32 and 64 bit. The kernel only exports a single interface for 64-bit, that's sys_mmap(). For compat we only export sys_mmap2() (which, of course, would not work for 64-bit). The generic prototypes for sys_mmap and sys_mmap2 are different with regards to the last argument: off_t vs unsigned long. While in practice it's the same size, off_t is used throughout the kernel as offset in bytes rather than pages (hence the prototype change in sys_mmap2 and sys_mmap_pgoff). But what's more important - moving this wrapper to glibc causes issues with the page size. We support both 4KB and 64KB pages on 64-bit systems (the latter without compat support). The kernel is in a better position to do the shift by a compile-time constant. Glibc would need to enquire the actual page size to do the shift before calling sys_mmap_pgoff. If we assume in glibc that the shift is always 12, we need another wrapper in the kernel anyway for 64KB page configuration. So passing the offset in bytes worked best for us. > All the other 64 bit architectures (besides tile) were added to the > kernel before we had sys_mmap_pgoff. So there is no new 64-bit architecture that defines sys_mmap to sys_mmap_pgoff. I don't think that AArch64 should introduce this, given the restrictions I mentioned above. sys_mmap2/sys_mmap_pgoff are a way to extend the file offset beyond 32-bit but that's not needed on a 64-bit system. -- Catalin
next prev parent reply other threads:[~2012-08-22 10:30 UTC|newest] Thread overview: 442+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-08-14 17:52 [PATCH v2 00/31] AArch64 Linux kernel port Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 01/31] arm64: Assembly macros and definitions Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 12:57 ` Arnd Bergmann 2012-08-15 12:57 ` Arnd Bergmann 2012-08-14 17:52 ` [PATCH v2 02/31] arm64: Kernel booting and initialisation Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 23:06 ` Olof Johansson 2012-08-14 23:06 ` Olof Johansson 2012-08-15 17:37 ` Catalin Marinas 2012-08-15 17:37 ` Catalin Marinas 2012-08-15 17:37 ` Catalin Marinas 2012-08-15 19:03 ` Olof Johansson 2012-08-15 19:03 ` Olof Johansson 2012-08-15 19:03 ` Olof Johansson 2012-08-15 19:03 ` Olof Johansson 2012-08-15 19:53 ` Catalin Marinas 2012-08-15 19:53 ` Catalin Marinas 2012-08-15 19:53 ` Catalin Marinas 2012-08-15 19:53 ` Catalin Marinas 2012-08-15 13:20 ` Arnd Bergmann 2012-08-15 13:20 ` Arnd Bergmann 2012-08-15 17:06 ` Olof Johansson 2012-08-15 17:06 ` Olof Johansson 2012-08-16 12:53 ` Catalin Marinas 2012-08-16 12:53 ` Catalin Marinas 2012-08-16 12:53 ` Catalin Marinas 2012-08-16 18:59 ` Nicolas Pitre 2012-08-16 18:59 ` Nicolas Pitre 2012-08-17 11:20 ` Arnd Bergmann 2012-08-17 11:20 ` Arnd Bergmann 2012-08-17 13:45 ` Catalin Marinas 2012-08-17 13:45 ` Catalin Marinas 2012-08-17 13:45 ` Catalin Marinas 2012-08-17 18:21 ` Nicolas Pitre 2012-08-17 18:21 ` Nicolas Pitre 2012-08-17 8:56 ` Tony Lindgren 2012-08-17 8:56 ` Tony Lindgren 2012-08-17 9:41 ` Santosh Shilimkar 2012-08-17 9:41 ` Santosh Shilimkar 2012-08-17 10:05 ` Catalin Marinas 2012-08-17 10:05 ` Catalin Marinas 2012-08-17 10:05 ` Catalin Marinas 2012-08-17 10:05 ` Catalin Marinas 2012-08-17 10:10 ` Shilimkar, Santosh 2012-08-17 10:10 ` Shilimkar, Santosh 2012-08-17 10:10 ` Shilimkar, Santosh 2012-08-17 13:13 ` Tony Lindgren 2012-08-17 13:13 ` Tony Lindgren 2012-08-17 13:13 ` Tony Lindgren 2012-08-17 13:48 ` Catalin Marinas 2012-08-17 13:48 ` Catalin Marinas 2012-08-17 13:48 ` Catalin Marinas 2012-08-24 9:50 ` Catalin Marinas 2012-08-24 9:50 ` Catalin Marinas 2012-08-24 9:50 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 03/31] arm64: Exception handling Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 23:29 ` Olof Johansson 2012-08-14 23:29 ` Olof Johansson 2012-08-14 23:47 ` Thomas Gleixner 2012-08-14 23:47 ` Thomas Gleixner 2012-08-15 13:03 ` Arnd Bergmann 2012-08-15 13:03 ` Arnd Bergmann 2012-08-16 10:05 ` Will Deacon 2012-08-16 10:05 ` Will Deacon 2012-08-16 10:05 ` Will Deacon 2012-08-16 10:05 ` Will Deacon 2012-08-16 11:54 ` Arnd Bergmann 2012-08-16 11:54 ` Arnd Bergmann 2012-08-16 11:54 ` Arnd Bergmann 2012-08-14 17:52 ` [PATCH v2 04/31] arm64: MMU definitions Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 13:30 ` Arnd Bergmann 2012-08-15 13:30 ` Arnd Bergmann 2012-08-15 13:39 ` Catalin Marinas 2012-08-15 13:39 ` Catalin Marinas 2012-08-15 13:39 ` Catalin Marinas 2012-08-15 16:34 ` Geert Uytterhoeven 2012-08-15 16:34 ` Geert Uytterhoeven 2012-08-15 16:45 ` Catalin Marinas 2012-08-15 16:45 ` Catalin Marinas 2012-08-15 16:45 ` Catalin Marinas 2012-08-17 9:04 ` Tony Lindgren 2012-08-17 9:04 ` Tony Lindgren 2012-08-17 9:21 ` Catalin Marinas 2012-08-17 9:21 ` Catalin Marinas 2012-08-17 9:21 ` Catalin Marinas 2012-08-17 9:38 ` Tony Lindgren 2012-08-17 9:38 ` Tony Lindgren 2012-08-17 9:38 ` Tony Lindgren 2012-08-14 17:52 ` [PATCH v2 05/31] arm64: MMU initialisation Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 13:45 ` Arnd Bergmann 2012-08-15 13:45 ` Arnd Bergmann 2012-08-17 10:06 ` Santosh Shilimkar 2012-08-17 10:06 ` Santosh Shilimkar 2012-08-17 10:15 ` Catalin Marinas 2012-08-17 10:15 ` Catalin Marinas 2012-08-17 10:15 ` Catalin Marinas 2012-08-17 10:25 ` Shilimkar, Santosh 2012-08-17 10:25 ` Shilimkar, Santosh 2012-08-17 10:25 ` Shilimkar, Santosh 2012-08-14 17:52 ` [PATCH v2 06/31] arm64: MMU fault handling and page table management Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 13:47 ` Arnd Bergmann 2012-08-15 13:47 ` Arnd Bergmann 2012-08-17 16:07 ` Catalin Marinas 2012-08-17 16:07 ` Catalin Marinas 2012-08-17 16:07 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 07/31] arm64: Process management Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 23:50 ` Olof Johansson 2012-08-14 23:50 ` Olof Johansson 2012-09-14 17:33 ` Catalin Marinas 2012-09-14 17:33 ` Catalin Marinas 2012-09-14 17:33 ` Catalin Marinas 2012-09-16 0:29 ` Olof Johansson 2012-09-16 0:29 ` Olof Johansson 2012-09-16 0:29 ` Olof Johansson 2012-08-15 13:53 ` Arnd Bergmann 2012-08-15 13:53 ` Arnd Bergmann 2012-08-17 16:15 ` Catalin Marinas 2012-08-17 16:15 ` Catalin Marinas 2012-08-17 16:15 ` Catalin Marinas 2012-08-16 15:09 ` Tobias Klauser 2012-08-16 15:09 ` Tobias Klauser 2012-08-14 17:52 ` [PATCH v2 08/31] arm64: CPU support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 0:10 ` Olof Johansson 2012-08-15 0:10 ` Olof Johansson 2012-08-20 15:57 ` Catalin Marinas 2012-08-20 15:57 ` Catalin Marinas 2012-08-20 15:57 ` Catalin Marinas 2012-08-20 20:47 ` Arnd Bergmann 2012-08-20 20:47 ` Arnd Bergmann 2012-08-20 20:47 ` Arnd Bergmann 2012-08-21 9:50 ` Catalin Marinas 2012-08-21 9:50 ` Catalin Marinas 2012-08-21 9:50 ` Catalin Marinas 2012-09-14 17:38 ` Catalin Marinas 2012-09-14 17:38 ` Catalin Marinas 2012-09-14 17:38 ` Catalin Marinas 2012-08-15 13:56 ` Arnd Bergmann 2012-08-15 13:56 ` Arnd Bergmann 2012-08-20 16:00 ` Catalin Marinas 2012-08-20 16:00 ` Catalin Marinas 2012-08-20 16:00 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 09/31] arm64: Cache maintenance routines Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-17 9:57 ` Santosh Shilimkar 2012-08-17 9:57 ` Santosh Shilimkar 2012-08-17 9:57 ` Santosh Shilimkar 2012-08-17 10:07 ` Catalin Marinas 2012-08-17 10:07 ` Catalin Marinas 2012-08-17 10:07 ` Catalin Marinas 2012-08-17 10:12 ` Shilimkar, Santosh 2012-08-17 10:12 ` Shilimkar, Santosh 2012-08-17 10:12 ` Shilimkar, Santosh 2012-08-14 17:52 ` [PATCH v2 10/31] arm64: TLB maintenance functionality Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 11/31] arm64: IRQ handling Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 23:22 ` Aaro Koskinen 2012-08-14 23:22 ` Aaro Koskinen 2012-08-14 17:52 ` [PATCH v2 12/31] arm64: Atomic operations Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 0:21 ` Olof Johansson 2012-08-15 0:21 ` Olof Johansson 2012-08-14 17:52 ` [PATCH v2 13/31] arm64: Device specific operations Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 0:33 ` Olof Johansson 2012-08-15 0:33 ` Olof Johansson 2012-09-14 17:29 ` Catalin Marinas 2012-09-14 17:29 ` Catalin Marinas 2012-09-14 17:29 ` Catalin Marinas 2012-09-14 17:31 ` Arnd Bergmann 2012-09-14 17:31 ` Arnd Bergmann 2012-09-14 17:31 ` Arnd Bergmann 2012-09-14 17:39 ` Catalin Marinas 2012-09-14 17:39 ` Catalin Marinas 2012-09-14 17:39 ` Catalin Marinas 2012-09-16 0:28 ` Olof Johansson 2012-09-16 0:28 ` Olof Johansson 2012-09-16 0:28 ` Olof Johansson 2012-08-15 16:13 ` Arnd Bergmann 2012-08-15 16:13 ` Arnd Bergmann 2012-08-17 9:19 ` Tony Lindgren 2012-08-17 9:19 ` Tony Lindgren 2012-08-17 9:19 ` Tony Lindgren 2012-08-14 17:52 ` [PATCH v2 14/31] arm64: DMA mapping API Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 0:40 ` Olof Johansson 2012-08-15 0:40 ` Olof Johansson 2012-08-15 0:40 ` Olof Johansson 2012-08-21 13:05 ` Catalin Marinas 2012-08-21 13:05 ` Catalin Marinas 2012-08-21 13:05 ` Catalin Marinas 2012-08-15 16:16 ` Arnd Bergmann 2012-08-15 16:16 ` Arnd Bergmann 2012-08-21 12:59 ` Catalin Marinas 2012-08-21 12:59 ` Catalin Marinas 2012-08-21 12:59 ` Catalin Marinas 2012-08-21 12:59 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 15/31] arm64: SMP support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 0:49 ` Olof Johansson 2012-08-15 0:49 ` Olof Johansson 2012-08-15 13:04 ` Arnd Bergmann 2012-08-15 13:04 ` Arnd Bergmann 2012-08-17 9:21 ` Tony Lindgren 2012-08-17 9:21 ` Tony Lindgren 2012-08-17 9:32 ` Catalin Marinas 2012-08-17 9:32 ` Catalin Marinas 2012-08-17 9:32 ` Catalin Marinas 2012-08-17 9:39 ` Tony Lindgren 2012-08-17 9:39 ` Tony Lindgren 2012-08-17 9:39 ` Tony Lindgren 2012-08-14 17:52 ` [PATCH v2 16/31] arm64: ELF definitions Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 14:15 ` Arnd Bergmann 2012-08-15 14:15 ` Arnd Bergmann 2012-08-16 10:23 ` Will Deacon 2012-08-16 10:23 ` Will Deacon 2012-08-16 10:23 ` Will Deacon 2012-08-16 10:23 ` Will Deacon 2012-08-16 12:37 ` Arnd Bergmann 2012-08-16 12:37 ` Arnd Bergmann 2012-08-16 12:37 ` Arnd Bergmann 2012-08-21 16:06 ` Catalin Marinas 2012-08-21 16:06 ` Catalin Marinas 2012-08-21 16:06 ` Catalin Marinas 2012-08-21 18:17 ` Geert Uytterhoeven 2012-08-21 18:17 ` Geert Uytterhoeven 2012-08-21 18:17 ` Geert Uytterhoeven 2012-08-21 18:17 ` Geert Uytterhoeven 2012-08-21 18:27 ` Catalin Marinas 2012-08-21 18:27 ` Catalin Marinas 2012-08-21 18:27 ` Catalin Marinas 2012-08-21 18:53 ` Mike Frysinger 2012-08-21 18:53 ` Mike Frysinger 2012-08-21 18:53 ` Mike Frysinger 2012-08-21 20:17 ` Arnd Bergmann 2012-08-21 20:17 ` Arnd Bergmann 2012-08-21 20:17 ` Arnd Bergmann 2012-09-05 19:56 ` Chris Metcalf 2012-09-05 19:56 ` Chris Metcalf 2012-09-05 19:56 ` Chris Metcalf 2012-08-14 17:52 ` [PATCH v2 17/31] arm64: System calls handling Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 14:22 ` Arnd Bergmann 2012-08-15 14:22 ` Arnd Bergmann 2012-08-21 17:51 ` Catalin Marinas 2012-08-21 17:51 ` Catalin Marinas 2012-08-21 17:51 ` Catalin Marinas 2012-08-21 20:14 ` Arnd Bergmann 2012-08-21 20:14 ` Arnd Bergmann 2012-08-21 20:14 ` Arnd Bergmann 2012-08-21 20:14 ` Arnd Bergmann 2012-08-21 22:01 ` Catalin Marinas 2012-08-21 22:01 ` Catalin Marinas 2012-08-21 22:01 ` Catalin Marinas 2012-08-22 7:56 ` Arnd Bergmann 2012-08-22 7:56 ` Arnd Bergmann 2012-08-22 7:56 ` Arnd Bergmann 2012-08-22 10:29 ` Catalin Marinas [this message] 2012-08-22 10:29 ` Catalin Marinas 2012-08-22 10:29 ` Catalin Marinas 2012-08-22 12:27 ` Arnd Bergmann 2012-08-22 12:27 ` Arnd Bergmann 2012-08-22 12:27 ` Arnd Bergmann 2012-08-22 17:13 ` Catalin Marinas 2012-08-22 17:13 ` Catalin Marinas 2012-08-22 17:13 ` Catalin Marinas 2012-09-03 11:48 ` Catalin Marinas 2012-09-03 11:48 ` Catalin Marinas 2012-09-03 11:48 ` Catalin Marinas 2012-09-03 12:39 ` Arnd Bergmann 2012-09-03 12:39 ` Arnd Bergmann 2012-09-03 12:39 ` Arnd Bergmann 2012-08-14 17:52 ` [PATCH v2 18/31] arm64: VDSO support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 19/31] arm64: Signal handling support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 20/31] arm64: User access library functions Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 14:49 ` [PATCH v2 20/31] arm64: User access library function Arnd Bergmann 2012-08-15 14:49 ` Arnd Bergmann 2012-09-03 12:58 ` Catalin Marinas 2012-09-03 12:58 ` Catalin Marinas 2012-09-03 12:58 ` Catalin Marinas 2012-09-05 19:13 ` Russell King - ARM Linux 2012-09-05 19:13 ` Russell King - ARM Linux 2012-09-05 21:01 ` Catalin Marinas 2012-09-05 21:01 ` Catalin Marinas 2012-09-05 21:01 ` Catalin Marinas 2012-09-05 21:05 ` Russell King - ARM Linux 2012-09-05 21:05 ` Russell King - ARM Linux 2012-09-05 21:05 ` Russell King - ARM Linux 2012-09-06 8:36 ` Catalin Marinas 2012-09-06 8:36 ` Catalin Marinas 2012-09-06 8:36 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 21/31] arm64: 32-bit (compat) applications support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 14:34 ` Arnd Bergmann 2012-08-15 14:34 ` Arnd Bergmann 2012-08-16 10:28 ` Will Deacon 2012-08-16 10:28 ` Will Deacon 2012-08-16 10:28 ` Will Deacon 2012-08-16 12:39 ` Arnd Bergmann 2012-08-16 12:39 ` Arnd Bergmann 2012-08-16 12:39 ` Arnd Bergmann 2012-08-23 6:46 ` PER_LINUX32, Was: " Arnd Bergmann 2012-08-23 6:46 ` Arnd Bergmann 2012-08-23 6:46 ` Arnd Bergmann 2012-08-23 10:42 ` Catalin Marinas 2012-08-23 10:42 ` Catalin Marinas 2012-08-23 10:42 ` Catalin Marinas 2012-08-28 18:28 ` Jiri Kosina 2012-08-28 18:28 ` Jiri Kosina 2012-08-28 18:28 ` Jiri Kosina 2012-08-24 10:43 ` Catalin Marinas 2012-08-24 10:43 ` Catalin Marinas 2012-08-24 10:43 ` Catalin Marinas 2012-08-26 4:49 ` Arnd Bergmann 2012-08-26 4:49 ` Arnd Bergmann 2012-08-26 4:49 ` Arnd Bergmann 2012-08-26 4:49 ` Arnd Bergmann 2012-08-20 10:53 ` Pavel Machek 2012-08-20 10:53 ` Pavel Machek 2012-08-20 20:34 ` Arnd Bergmann 2012-08-20 20:34 ` Arnd Bergmann 2012-08-21 10:28 ` Pavel Machek 2012-08-21 10:28 ` Pavel Machek 2012-08-14 17:52 ` [PATCH v2 22/31] arm64: Floating point and SIMD Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 14:35 ` Arnd Bergmann 2012-08-15 14:35 ` Arnd Bergmann 2012-08-14 17:52 ` [PATCH v2 23/31] arm64: Debugging support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:07 ` Arnd Bergmann 2012-08-15 15:07 ` Arnd Bergmann 2012-08-15 15:07 ` Arnd Bergmann 2012-08-16 10:47 ` Will Deacon 2012-08-16 10:47 ` Will Deacon 2012-08-16 10:47 ` Will Deacon 2012-08-16 12:49 ` Arnd Bergmann 2012-08-16 12:49 ` Arnd Bergmann 2012-08-16 12:49 ` Arnd Bergmann 2012-08-17 7:06 ` Arnd Bergmann 2012-08-17 7:06 ` Arnd Bergmann 2012-08-17 7:06 ` Arnd Bergmann 2012-08-20 9:07 ` Will Deacon 2012-08-20 9:07 ` Will Deacon 2012-08-20 9:07 ` Will Deacon 2012-08-20 9:27 ` Will Deacon 2012-08-20 9:27 ` Will Deacon 2012-08-20 9:27 ` Will Deacon 2012-08-20 20:10 ` Arnd Bergmann 2012-08-20 20:10 ` Arnd Bergmann 2012-08-20 20:10 ` Arnd Bergmann 2012-08-21 8:58 ` Will Deacon 2012-08-21 8:58 ` Will Deacon 2012-08-21 8:58 ` Will Deacon 2012-08-21 8:58 ` Will Deacon 2012-08-14 17:52 ` [PATCH v2 24/31] arm64: Add support for /proc/sys/debug/exception-trace Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:08 ` Arnd Bergmann 2012-08-15 15:08 ` Arnd Bergmann 2012-08-14 17:52 ` [PATCH v2 25/31] arm64: Performance counters support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:11 ` Arnd Bergmann 2012-08-15 15:11 ` Arnd Bergmann 2012-08-16 10:51 ` Will Deacon 2012-08-16 10:51 ` Will Deacon 2012-08-16 10:51 ` Will Deacon 2012-08-14 17:52 ` [PATCH v2 26/31] arm64: Miscellaneous library functions Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:21 ` Arnd Bergmann 2012-08-15 15:21 ` Arnd Bergmann 2012-08-16 10:57 ` Will Deacon 2012-08-16 10:57 ` Will Deacon 2012-08-16 10:57 ` Will Deacon 2012-08-16 13:00 ` Arnd Bergmann 2012-08-16 13:00 ` Arnd Bergmann 2012-08-16 13:00 ` Arnd Bergmann 2012-08-16 14:11 ` Catalin Marinas 2012-08-16 14:11 ` Catalin Marinas 2012-08-16 14:11 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 27/31] arm64: Loadable modules Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:23 ` Arnd Bergmann 2012-08-15 15:23 ` Arnd Bergmann 2012-08-15 15:35 ` Catalin Marinas 2012-08-15 15:35 ` Catalin Marinas 2012-08-15 15:35 ` Catalin Marinas 2012-08-15 16:16 ` Arnd Bergmann 2012-08-15 16:16 ` Arnd Bergmann 2012-08-15 16:16 ` Arnd Bergmann 2012-08-14 17:52 ` [PATCH v2 28/31] arm64: Generic timers support Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:52 ` Arnd Bergmann 2012-08-15 15:52 ` Arnd Bergmann 2012-08-16 12:40 ` Linus Walleij 2012-08-16 12:40 ` Linus Walleij 2012-08-17 9:29 ` Tony Lindgren 2012-08-17 9:29 ` Tony Lindgren 2012-08-17 10:21 ` Santosh Shilimkar 2012-08-17 10:21 ` Santosh Shilimkar 2012-08-21 19:20 ` Christopher Covington 2012-08-21 19:20 ` Christopher Covington 2012-08-14 17:52 ` [PATCH v2 29/31] arm64: Miscellaneous header files Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:56 ` Arnd Bergmann 2012-08-15 15:56 ` Arnd Bergmann 2012-08-14 17:52 ` [PATCH v2 30/31] arm64: Build infrastructure Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-14 21:01 ` Sam Ravnborg 2012-08-14 21:01 ` Sam Ravnborg 2012-08-15 16:07 ` Arnd Bergmann 2012-08-15 16:07 ` Arnd Bergmann 2012-08-17 9:32 ` Tony Lindgren 2012-08-17 9:32 ` Tony Lindgren 2012-08-17 9:46 ` Catalin Marinas 2012-08-17 9:46 ` Catalin Marinas 2012-08-17 9:46 ` Catalin Marinas 2012-08-14 17:52 ` [PATCH v2 31/31] arm64: MAINTAINERS update Catalin Marinas 2012-08-14 17:52 ` Catalin Marinas 2012-08-15 15:57 ` Arnd Bergmann 2012-08-15 15:57 ` Arnd Bergmann 2012-08-17 9:36 ` [PATCH v2 00/31] AArch64 Linux kernel port Tony Lindgren 2012-08-17 9:36 ` Tony Lindgren
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