From: Hajime Tazaki <tazaki@sfc.wide.ad.jp>
To: linux-arch@vger.kernel.org
Cc: Hajime Tazaki <tazaki@sfc.wide.ad.jp>,
Arnd Bergmann <arnd@arndb.de>, Jonathan Corbet <corbet@lwn.net>,
Jhristoph Lameter <cl@linux.com>,
Jekka Enberg <penberg@kernel.org>,
Javid Rientjes <rientjes@google.com>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Jndrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
netdev@vger.kernel.org, linux-mm@kvack.org,
Jeff Dike <jdike@addtoit.com>,
Richard Weinberger <richard@nod.at>,
Rusty Russell <rusty@rustcorp.com.au>,
Ryo Nakamura <upa@haeena.net>,
Christoph Paasch <christoph.paasch@gmail.com>,
Mathieu Lacage <mathieu.lacage@gmail.com>,
libos-nuse@googlegroups.com
Subject: [RFC PATCH v2 02/11] slab: add private memory allocator header for arch/lib
Date: Fri, 17 Apr 2015 18:36:05 +0900 [thread overview]
Message-ID: <1429263374-57517-3-git-send-email-tazaki@sfc.wide.ad.jp> (raw)
In-Reply-To: <1429263374-57517-1-git-send-email-tazaki@sfc.wide.ad.jp>
add header includion for CONFIG_LIB to wrap kmalloc and co. This will
bring malloc(3) based allocator used by arch/lib.
Signed-off-by: Hajime Tazaki <tazaki@sfc.wide.ad.jp>
---
include/linux/slab.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 9a139b6..6914e1f 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -205,6 +205,14 @@ size_t ksize(const void *);
#endif
#endif
+#ifdef CONFIG_LIB
+#define KMALLOC_SHIFT_MAX 30
+#define KMALLOC_SHIFT_HIGH PAGE_SHIFT
+#ifndef KMALLOC_SHIFT_LOW
+#define KMALLOC_SHIFT_LOW 3
+#endif
+#endif
+
/* Maximum allocatable size */
#define KMALLOC_MAX_SIZE (1UL << KMALLOC_SHIFT_MAX)
/* Maximum size for which we actually use a slab cache */
@@ -350,6 +358,9 @@ kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order)
}
#endif
+#ifdef CONFIG_LIB
+#include <asm/slab.h>
+#else
static __always_inline void *kmalloc_large(size_t size, gfp_t flags)
{
unsigned int order = get_order(size);
@@ -428,6 +439,7 @@ static __always_inline void *kmalloc(size_t size, gfp_t flags)
}
return __kmalloc(size, flags);
}
+#endif
/*
* Determine size used for the nth kmalloc cache.
--
2.1.0
next prev parent reply other threads:[~2015-04-17 9:42 UTC|newest]
Thread overview: 117+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-24 13:10 [RFC PATCH 00/11] an introduction of library operating system for Linux (LibOS) Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 01/11] sysctl: make some functions unstatic to access by arch/lib Hajime Tazaki
2015-03-24 16:13 ` Joe Perches
2015-03-25 15:31 ` Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 02/11] slab: add private memory allocator header for arch/lib Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 03/11] lib: public headers and API implementations for userspace programs Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 04/11] lib: memory management (kernel glue code) Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 05/11] lib: time handling " Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 06/11] lib: context and scheduling " Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 07/11] lib: sysctl " Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 08/11] lib: other kernel glue layer code Hajime Tazaki
2015-03-29 18:17 ` Richard Weinberger
2015-03-31 7:36 ` Hajime Tazaki
2015-04-03 1:24 ` Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 09/11] lib: asm-generic files Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 10/11] lib: libos build scripts and documentation Hajime Tazaki
2015-03-24 13:10 ` [RFC PATCH 11/11] lib: tools used for test scripts Hajime Tazaki
2015-03-24 13:21 ` [RFC PATCH 00/11] an introduction of library operating system for Linux (LibOS) Richard Weinberger
2015-03-24 14:25 ` Hajime Tazaki
2015-03-24 14:32 ` Richard Weinberger
2015-03-24 15:24 ` Hajime Tazaki
2015-03-24 15:27 ` Richard Weinberger
2015-03-25 14:48 ` Hajime Tazaki
2015-03-25 22:50 ` Richard Weinberger
2015-03-26 16:24 ` Hajime Tazaki
2015-03-26 18:55 ` Richard Weinberger
2015-03-27 3:31 ` Rusty Russell
2015-03-27 3:49 ` Geert Uytterhoeven
2015-03-27 5:52 ` Richard Weinberger
2015-03-27 6:05 ` Hajime Tazaki
2015-03-27 6:34 ` Hajime Tazaki
2015-03-27 9:21 ` Richard Weinberger
2015-03-27 15:17 ` Antti Kantee
2015-03-28 21:17 ` Richard Weinberger
2015-03-29 15:36 ` Hajime Tazaki
2015-03-29 16:47 ` Richard Weinberger
2015-03-29 16:59 ` Antti Kantee
2015-03-29 18:05 ` Richard Weinberger
2015-03-29 15:06 ` Hajime Tazaki
2015-03-30 6:41 ` Richard Weinberger
2015-03-31 7:47 ` Hajime Tazaki
2015-04-09 8:36 ` Richard Weinberger
2015-04-14 3:20 ` Hajime Tazaki
2015-04-01 1:29 ` Rusty Russell
2015-04-03 1:43 ` Hajime Tazaki
2015-04-07 1:25 ` Rusty Russell
2015-04-17 9:36 ` [RFC PATCH v2 " Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 01/11] sysctl: make some functions unstatic to access by arch/lib Hajime Tazaki
2015-04-17 9:36 ` Hajime Tazaki [this message]
2015-04-17 12:17 ` [RFC PATCH v2 02/11] slab: add private memory allocator header for arch/lib Christoph Lameter
2015-04-17 12:44 ` Richard Weinberger
2015-04-17 15:02 ` Hajime Tazaki
2015-04-17 15:08 ` Richard Weinberger
2015-04-17 15:27 ` Hajime Tazaki
2015-04-17 22:26 ` Christoph Lameter
2015-04-17 9:36 ` [RFC PATCH v2 03/11] lib: public headers and API implementations for userspace programs Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 04/11] lib: memory management (kernel glue code) Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 05/11] lib: time handling " Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 06/11] lib: context and scheduling " Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 07/11] lib: sysctl " Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 08/11] lib: other kernel glue layer code Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 09/11] lib: asm-generic files Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 10/11] lib: libos build scripts and documentation Hajime Tazaki
2015-04-17 9:36 ` [RFC PATCH v2 11/11] lib: tools used for test scripts Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 00/10] an introduction of library operating system for Linux (LibOS) Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 01/10] sysctl: make some functions unstatic to access by arch/lib Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 02/10] slab: add SLIB (Library memory allocator) for arch/lib Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 03/10] lib: public headers and API implementations for userspace programs Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 04/10] lib: time handling (kernel glue code) Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 05/10] lib: context and scheduling functions (kernel glue code) for libos Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 06/10] lib: sysctl handling (kernel glue code) Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 07/10] lib: other kernel glue layer code Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 08/10] lib: auxially files for auto-generated asm-generic files of libos Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 09/10] lib: libos build scripts and documentation Hajime Tazaki
2015-04-20 20:43 ` Paul Bolle
2015-04-22 5:33 ` Hajime Tazaki
2015-04-19 13:28 ` [RFC PATCH v3 10/10] lib: tools used for test scripts Hajime Tazaki
2015-04-24 7:40 ` [RFC PATCH v3 00/10] an introduction of library operating system for Linux (LibOS) Richard Weinberger
2015-04-24 8:22 ` Hajime Tazaki
2015-04-24 8:59 ` Richard Weinberger
2015-04-24 9:50 ` Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 00/10] an introduction of Linux library operating system (LibOS) Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 01/10] sysctl: make some functions unstatic to access by arch/lib Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 02/10] slab: add SLIB (Library memory allocator) for arch/lib Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 03/10] lib: public headers and API implementations for userspace programs Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 04/10] lib: time handling (kernel glue code) Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 05/10] lib: context and scheduling functions (kernel glue code) for libos Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 06/10] lib: sysctl handling (kernel glue code) Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 07/10] lib: other kernel glue layer code Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 08/10] lib: auxially files for auto-generated asm-generic files of libos Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 09/10] lib: libos build scripts and documentation Hajime Tazaki
2015-04-27 3:00 ` [PATCH v4 10/10] lib: tools used for test scripts Hajime Tazaki
2015-04-27 7:29 ` [PATCH v4 00/10] an introduction of Linux library operating system (LibOS) Richard Weinberger
2015-04-27 7:39 ` Richard Weinberger
2015-04-29 23:16 ` Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 " Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 01/10] sysctl: make some functions unstatic to access by arch/lib Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 02/10] slab: add SLIB (Library memory allocator) for arch/lib Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 03/10] lib: public headers and API implementations for userspace programs Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 04/10] lib: time handling (kernel glue code) Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 05/10] lib: context and scheduling functions (kernel glue code) for libos Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 06/10] lib: sysctl handling (kernel glue code) Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 07/10] lib: other kernel glue layer code Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 08/10] lib: auxiliary files for auto-generated asm-generic files of libos Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 09/10] lib: libos build scripts and documentation Hajime Tazaki
2015-05-13 5:28 ` [PATCH v5 10/10] lib: tools used for test scripts Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 00/10] an introduction of Linux library operating system (LibOS) Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 01/10] sysctl: make some functions unstatic to access by arch/lib Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 02/10] slab: add SLIB (Library memory allocator) for arch/lib Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 03/10] lib: public headers and API implementations for userspace programs Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 04/10] lib: time handling (kernel glue code) Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 05/10] lib: context and scheduling functions (kernel glue code) for libos Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 06/10] lib: sysctl handling (kernel glue code) Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 07/10] lib: other kernel glue layer code Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 08/10] lib: auxiliary files for auto-generated asm-generic files of libos Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 09/10] lib: libos build scripts and documentation Hajime Tazaki
2015-09-03 14:16 ` [PATCH v6 10/10] lib: tools used for test scripts Hajime Tazaki
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