summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/math-emu/stfd.c
diff options
context:
space:
mode:
authorLinus Torvalds2006-03-29 21:28:30 +0200
committerLinus Torvalds2006-03-29 21:28:30 +0200
commit76babde121d2ffef04ca692ce64ef9f8a9866086 (patch)
tree294923bbb4974258d86d223e35eee691abacdfb1 /arch/powerpc/math-emu/stfd.c
parentMerge git://oss.sgi.com:8090/oss/git/xfs-2.6 (diff)
parent[PATCH] powerpc: Remove oprofile spinlock backtrace code (diff)
downloadkernel-qcow2-linux-76babde121d2ffef04ca692ce64ef9f8a9866086.tar.gz
kernel-qcow2-linux-76babde121d2ffef04ca692ce64ef9f8a9866086.tar.xz
kernel-qcow2-linux-76babde121d2ffef04ca692ce64ef9f8a9866086.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (67 commits) [PATCH] powerpc: Remove oprofile spinlock backtrace code [PATCH] powerpc: Add oprofile calltrace support to all powerpc cpus [PATCH] powerpc: Add oprofile calltrace support [PATCH] for_each_possible_cpu: ppc [PATCH] for_each_possible_cpu: powerpc [PATCH] lock PTE before updating it in 440/BookE page fault handler [PATCH] powerpc: Kill _machine and hard-coded platform numbers ppc: Fix compile error in arch/ppc/lib/strcase.c [PATCH] git-powerpc: WARN was a dumb idea [PATCH] powerpc: a couple of trivial compile warning fixes powerpc: remove OCP references powerpc: Make uImage default build output for MPC8540 ADS powerpc: move math-emu over to arch/powerpc powerpc: use memparse() for mem= command line parsing ppc: fix strncasecmp prototype [PATCH] powerpc: make ISA floppies work again [PATCH] powerpc: Fix some initcall return values [PATCH] powerpc: Workaround for pSeries RTAS bug [PATCH] spufs: fix __init/__exit annotations [PATCH] powerpc: add hvc backend for rtas ...
Diffstat (limited to 'arch/powerpc/math-emu/stfd.c')
-rw-r--r--arch/powerpc/math-emu/stfd.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/powerpc/math-emu/stfd.c b/arch/powerpc/math-emu/stfd.c
new file mode 100644
index 000000000000..3f8c2558a9e8
--- /dev/null
+++ b/arch/powerpc/math-emu/stfd.c
@@ -0,0 +1,20 @@
+#include <linux/types.h>
+#include <linux/errno.h>
+#include <asm/uaccess.h>
+
+int
+stfd(void *frS, void *ea)
+{
+#if 0
+#ifdef DEBUG
+ printk("%s: S %p, ea %p: ", __FUNCTION__, frS, ea);
+ dump_double(frS);
+ printk("\n");
+#endif
+#endif
+
+ if (copy_to_user(ea, frS, sizeof(double)))
+ return -EFAULT;
+
+ return 0;
+}