From: Eric Van Hensbergen <ericvh@gmail.com> To: linux-kernel@vger.kernel.org Cc: linuxppc-dev@lists.ozlabs.org, bg-linux@lists.anl-external.org, Eric Van Hensbergen <ericvh@gmail.com> Subject: [PATCH 5/7] [RFC] force 32-byte aligned kmallocs Date: Wed, 18 May 2011 16:24:53 -0500 [thread overview] Message-ID: <1305753895-24845-5-git-send-email-ericvh@gmail.com> (raw) In-Reply-To: <1305753895-24845-1-git-send-email-ericvh@gmail.com> For BGP, it is convenient for 'kmalloc' to come back with 32-byte aligned units for torus DMA Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com> --- arch/powerpc/include/asm/page_32.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/include/asm/page_32.h b/arch/powerpc/include/asm/page_32.h index 68d73b2..fb0a7ae 100644 --- a/arch/powerpc/include/asm/page_32.h +++ b/arch/powerpc/include/asm/page_32.h @@ -9,7 +9,7 @@ #define VM_DATA_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS32 -#ifdef CONFIG_NOT_COHERENT_CACHE +#if defined(CONFIG_NOT_COHERENT_CACHE) || defined(CONFIG_BGP) #define ARCH_DMA_MINALIGN L1_CACHE_BYTES #endif -- 1.7.4.1
WARNING: multiple messages have this Message-ID (diff)
From: Eric Van Hensbergen <ericvh@gmail.com> To: linux-kernel@vger.kernel.org Cc: linuxppc-dev@lists.ozlabs.org, bg-linux@lists.anl-external.org Subject: [PATCH 5/7] [RFC] force 32-byte aligned kmallocs Date: Wed, 18 May 2011 16:24:53 -0500 [thread overview] Message-ID: <1305753895-24845-5-git-send-email-ericvh@gmail.com> (raw) In-Reply-To: <1305753895-24845-1-git-send-email-ericvh@gmail.com> For BGP, it is convenient for 'kmalloc' to come back with 32-byte aligned units for torus DMA Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com> --- arch/powerpc/include/asm/page_32.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/include/asm/page_32.h b/arch/powerpc/include/asm/page_32.h index 68d73b2..fb0a7ae 100644 --- a/arch/powerpc/include/asm/page_32.h +++ b/arch/powerpc/include/asm/page_32.h @@ -9,7 +9,7 @@ #define VM_DATA_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS32 -#ifdef CONFIG_NOT_COHERENT_CACHE +#if defined(CONFIG_NOT_COHERENT_CACHE) || defined(CONFIG_BGP) #define ARCH_DMA_MINALIGN L1_CACHE_BYTES #endif -- 1.7.4.1
next prev parent reply other threads:[~2011-05-18 21:25 UTC|newest] Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-05-18 21:24 [PATCH 1/7] [RFC] Mainline BG/P platform support Eric Van Hensbergen 2011-05-18 21:24 ` Eric Van Hensbergen 2011-05-18 21:24 ` [PATCH 2/7] [RFC] add bluegene entry to cputable Eric Van Hensbergen 2011-05-18 21:24 ` Eric Van Hensbergen 2011-05-20 0:35 ` Benjamin Herrenschmidt 2011-05-20 0:35 ` Benjamin Herrenschmidt 2011-05-20 1:08 ` Eric Van Hensbergen 2011-05-20 1:08 ` Eric Van Hensbergen 2011-05-20 1:50 ` Benjamin Herrenschmidt 2011-05-20 1:50 ` Benjamin Herrenschmidt 2011-05-18 21:24 ` [PATCH 3/7] [RFC] add support for BlueGene/P FPU Eric Van Hensbergen 2011-05-18 21:24 ` Eric Van Hensbergen 2011-05-19 5:58 ` Michael Neuling 2011-05-19 5:58 ` Michael Neuling 2011-05-19 13:53 ` Eric Van Hensbergen 2011-05-19 13:53 ` Eric Van Hensbergen 2011-05-19 15:22 ` [bg-linux] " Kazutomo Yoshii 2011-05-19 21:36 ` Michael Neuling 2011-05-19 21:36 ` Michael Neuling 2011-05-19 21:55 ` Eric Van Hensbergen 2011-05-19 21:55 ` Eric Van Hensbergen 2011-05-19 23:16 ` Michael Neuling 2011-05-19 23:16 ` Michael Neuling 2011-05-20 0:30 ` Eric Van Hensbergen 2011-05-20 0:30 ` Eric Van Hensbergen 2011-05-20 0:43 ` Michael Neuling 2011-05-20 0:43 ` Michael Neuling 2011-05-20 0:53 ` Benjamin Herrenschmidt 2011-05-20 0:52 ` Benjamin Herrenschmidt 2011-05-20 0:52 ` Benjamin Herrenschmidt 2011-05-19 21:41 ` [PATCH 3/7] [RFC][V2] add support for BlueGene/P Double FPU Eric Van Hensbergen 2011-05-19 21:41 ` Eric Van Hensbergen 2011-05-18 21:24 ` [PATCH 4/7] [RFC] enable L1_WRITETHROUGH mode for BG/P Eric Van Hensbergen 2011-05-18 21:24 ` Eric Van Hensbergen 2011-05-19 10:43 ` Josh Boyer 2011-05-19 10:43 ` Josh Boyer 2011-05-19 12:53 ` Eric Van Hensbergen 2011-05-19 12:53 ` Eric Van Hensbergen 2011-05-19 21:42 ` [PATCH 4/7] [RFC][V2] enable BGP_L1_WRITETHROUGH " Eric Van Hensbergen 2011-05-19 21:42 ` Eric Van Hensbergen 2011-05-20 1:01 ` [PATCH 4/7] [RFC] enable L1_WRITETHROUGH " Benjamin Herrenschmidt 2011-05-20 1:01 ` Benjamin Herrenschmidt 2011-05-18 21:24 ` Eric Van Hensbergen [this message] 2011-05-18 21:24 ` [PATCH 5/7] [RFC] force 32-byte aligned kmallocs Eric Van Hensbergen 2011-05-20 0:36 ` Benjamin Herrenschmidt 2011-05-20 0:36 ` Benjamin Herrenschmidt 2011-05-20 0:47 ` Eric Van Hensbergen 2011-05-20 0:47 ` Eric Van Hensbergen 2011-05-20 1:50 ` Benjamin Herrenschmidt 2011-05-20 1:50 ` Benjamin Herrenschmidt 2011-05-20 1:32 ` [bg-linux] " Kazutomo Yoshii 2011-05-20 2:08 ` Benjamin Herrenschmidt 2011-05-20 2:08 ` Benjamin Herrenschmidt 2011-05-20 2:13 ` Benjamin Herrenschmidt 2011-05-20 2:13 ` Benjamin Herrenschmidt 2011-05-20 3:02 ` Kazutomo Yoshii 2011-05-20 3:13 ` Benjamin Herrenschmidt 2011-05-18 21:24 ` [PATCH 6/7] [RFC] enable early TLBs for BG/P Eric Van Hensbergen 2011-05-18 21:24 ` Eric Van Hensbergen 2011-05-20 0:39 ` Benjamin Herrenschmidt 2011-05-20 0:39 ` Benjamin Herrenschmidt 2011-05-20 1:21 ` Eric Van Hensbergen 2011-05-20 1:21 ` Eric Van Hensbergen 2011-05-20 1:54 ` Benjamin Herrenschmidt 2011-05-20 1:54 ` Benjamin Herrenschmidt 2011-05-20 3:38 ` [bg-linux] " Kazutomo Yoshii 2011-05-20 3:38 ` Kazutomo Yoshii 2011-05-20 3:52 ` Benjamin Herrenschmidt 2011-05-20 3:52 ` Benjamin Herrenschmidt 2011-05-20 13:01 ` Eric Van Hensbergen 2011-05-20 22:20 ` Benjamin Herrenschmidt 2011-05-18 21:24 ` [PATCH 7/7] [RFC] SMP support code Eric Van Hensbergen 2011-05-18 21:24 ` Eric Van Hensbergen 2011-05-20 1:05 ` Benjamin Herrenschmidt 2011-05-20 1:05 ` Benjamin Herrenschmidt 2011-05-19 11:01 ` [PATCH 1/7] [RFC] Mainline BG/P platform support Josh Boyer 2011-05-19 11:01 ` Josh Boyer 2011-05-19 12:35 ` Eric Van Hensbergen 2011-05-19 12:35 ` Eric Van Hensbergen
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