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authorKirill A. Shutemov <k.shutemov@gmail.com>2008-02-07 11:15:56 +0300
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-07 19:42:30 +0300
commited7b1889da256977574663689b598d88950bbd23 (patch)
treebdbf8d12826dece7ec4ccb4edcb18cd66dc842a0 /include/linux/shm.h
parent6cc931b9b5ec652c90b928f3ec2163f261552c91 (diff)
downloadlinux-ed7b1889da256977574663689b598d88950bbd23.tar.xz
Unexport asm/page.h
Do not export asm/page.h during make headers_install. This removes PAGE_SIZE from userspace headers. Signed-off-by: Kirill A. Shutemov <k.shutemov@gmail.com> Reviewed-by: David Woodhouse <dwmw2@infradead.org> Cc: David Howells <dhowells@redhat.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/shm.h')
-rw-r--r--include/linux/shm.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/shm.h b/include/linux/shm.h
index eeaed921a1dc..eca6235a46c0 100644
--- a/include/linux/shm.h
+++ b/include/linux/shm.h
@@ -3,7 +3,11 @@
#include <linux/ipc.h>
#include <linux/errno.h>
+#ifdef __KERNEL__
#include <asm/page.h>
+#else
+#include <unistd.h>
+#endif
/*
* SHMMAX, SHMMNI and SHMALL are upper limits are defaults which can
@@ -13,7 +17,11 @@
#define SHMMAX 0x2000000 /* max shared seg size (bytes) */
#define SHMMIN 1 /* min shared seg size (bytes) */
#define SHMMNI 4096 /* max num of segs system wide */
+#ifdef __KERNEL__
#define SHMALL (SHMMAX/PAGE_SIZE*(SHMMNI/16)) /* max shm system wide (pages) */
+#else
+#define SHMALL (SHMMAX/getpagesize()*(SHMMNI/16))
+#endif
#define SHMSEG SHMMNI /* max shared segs per process */
#ifdef __KERNEL__