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List:       linux-kernel
Subject:    Re: usbcore.ko linkage problem on x86_64
From:       Duncan Sands <baldrick () free ! fr>
Date:       2004-04-30 20:38:40
Message-ID: 200404302238.40347.baldrick () free ! fr
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> There seems to be a linkage problem with the usbcore.ko module in the
> 2.6.6-rc2-mm2 and 2.6.6-rc3-mm1 kernels.  Namely, I get this message:
>
> if [ -r System.map ]; then /sbin/depmod -ae -F System.map  2.6.6-rc3-mm1;
> fi WARNING: /lib/modules/2.6.6-rc3-mm1/kernel/drivers/usb/core/usbcore.ko
> needs unknown symbol destroy_all_async
>
> after "make modules_install".  AFAICS, it does not occur for the 2.6.6-rc2
> kernel.

Hi RJW, does this help?  (I also got rid of the unused ld2 while I
was there).

All the best,

Duncan.

 devio.c |   35 +++++------------------------------
 1 files changed, 5 insertions(+), 30 deletions(-)


diff -Nru a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
--- a/drivers/usb/core/devio.c	Fri Apr 30 23:36:25 2004
+++ b/drivers/usb/core/devio.c	Fri Apr 30 23:36:25 2004
@@ -165,31 +165,6 @@
 	return ret;
 }
 
-extern inline unsigned int ld2(unsigned int x)
-{
-        unsigned int r = 0;
-        
-        if (x >= 0x10000) {
-                x >>= 16;
-                r += 16;
-        }
-        if (x >= 0x100) {
-                x >>= 8;
-                r += 8;
-        }
-        if (x >= 0x10) {
-                x >>= 4;
-                r += 4;
-        }
-        if (x >= 4) {
-                x >>= 2;
-                r += 2;
-        }
-        if (x >= 2)
-                r++;
-        return r;
-}
-
 /*
  * async list handling
  */
@@ -219,7 +194,7 @@
         kfree(as);
 }
 
-extern __inline__ void async_newpending(struct async *as)
+static inline void async_newpending(struct async *as)
 {
         struct dev_state *ps = as->ps;
         unsigned long flags;
@@ -229,7 +204,7 @@
         spin_unlock_irqrestore(&ps->lock, flags);
 }
 
-extern __inline__ void async_removepending(struct async *as)
+static inline void async_removepending(struct async *as)
 {
         struct dev_state *ps = as->ps;
         unsigned long flags;
@@ -239,7 +214,7 @@
         spin_unlock_irqrestore(&ps->lock, flags);
 }
 
-extern __inline__ struct async *async_getcompleted(struct dev_state *ps)
+static inline struct async *async_getcompleted(struct dev_state *ps)
 {
         unsigned long flags;
         struct async *as = NULL;
@@ -253,7 +228,7 @@
         return as;
 }
 
-extern __inline__ struct async *async_getpending(struct dev_state *ps, void __user *userurb)
+static inline struct async *async_getpending(struct dev_state *ps, void __user *userurb)
 {
         unsigned long flags;
         struct async *as;
@@ -321,7 +296,7 @@
 	destroy_async(ps, &hitlist);
 }
 
-extern __inline__ void destroy_all_async(struct dev_state *ps)
+static inline void destroy_all_async(struct dev_state *ps)
 {
 	        destroy_async(ps, &ps->async_pending);
 }
-
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