From: Sam Ravnborg <sam@ravnborg.org>
Date: Sun, 29 Apr 2007 18:53:01 +0000 (+0200)
Subject: kbuild: ignore section mismatch warning for references from .paravirtprobe to .init... 
X-Git-Tag: v2.6.22-rc1~1007^2~13
X-Git-Url: http://git.rot13.org/?a=commitdiff_plain;h=b4d5171ac7d9806b1ea61903ff954cd9620135bf;p=powerpc.git

kbuild: ignore section mismatch warning for references from .paravirtprobe to .init.text

Added on request from:  Rusty Russell <rusty@rustcorp.com.au>

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc:  Rusty Russell <rusty@rustcorp.com.au>
---

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index b81157cf45..628f393eca 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -635,6 +635,13 @@ static int strrcmp(const char *s, const char *sub)
  *  tosec      = .init.data
  *  fromsec    = .text*
  *  refsymname = logo_
+ *
+ * Pattern 8:
+ *  Symbols contained in .paravirtprobe may safely reference .init.text.
+ *  The pattern is:
+ *  tosec   = .init.text
+ *  fromsec  = .paravirtprobe
+ *
  **/
 static int secref_whitelist(const char *modname, const char *tosec,
 			    const char *fromsec, const char *atsym,
@@ -712,6 +719,12 @@ static int secref_whitelist(const char *modname, const char *tosec,
 	    (strncmp(fromsec, ".text", strlen(".text")) == 0) &&
 	    (strncmp(refsymname, "logo_", strlen("logo_")) == 0))
 		return 1;
+
+	/* Check for pattern 8 */
+	if ((strcmp(tosec, ".init.text") == 0) &&
+	    (strcmp(fromsec, ".paravirtprobe") == 0))
+		return 1;
+
 	return 0;
 }