[Xen-changelog] [xen-unstable] PV-on-HVM: Kernels prior to 2.6.8 did not export strcspn to modules

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxxxxx>
# Node ID 4dcf172e699e094bc772baa66b9dc93083332941
# Parent  5d2f91f9b2f09fc57d24ef44f3ce31a4f0a9adfb
PV-on-HVM: Kernels prior to 2.6.8 did not export strcspn to modules
therefore implement our own and export it.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxxxxx>
Signed-off-by: K. Y. Srinivasan <ksrinivasan@xxxxxxxxxx>
Signed-off-by: Tsunehisa Doi <Doi.Tsunehisa@xxxxxxxxxxxxxx>
---
 unmodified_drivers/linux-2.6/platform-pci/platform-compat.c |   20 ++++++++++++
 1 files changed, 20 insertions(+)

diff -r 5d2f91f9b2f0 -r 4dcf172e699e 
unmodified_drivers/linux-2.6/platform-pci/platform-compat.c
--- a/unmodified_drivers/linux-2.6/platform-pci/platform-compat.c       Wed Oct 
25 13:58:30 2006 +0100
+++ b/unmodified_drivers/linux-2.6/platform-pci/platform-compat.c       Wed Oct 
25 13:58:30 2006 +0100
@@ -9,3 +9,23 @@ static int system_state = 1;
 static int system_state = 1;
 EXPORT_SYMBOL(system_state);
 #endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,8)
+size_t strcspn(const char *s, const char *reject)
+{
+        const char *p;
+        const char *r;
+        size_t count = 0;
+
+        for (p = s; *p != '\0'; ++p) {
+                for (r = reject; *r != '\0'; ++r) {
+                        if (*p == *r)
+                                return count;
+                }
+                ++count;
+        }
+
+        return count;
+}
+EXPORT_SYMBOL(strcspn);
+#endif

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