Commit c2f8d7cb authored Mar 18, 2019 by Helge Deller

Revert: parisc: Use F_EXTEND() macro in iosapic code



Revert parts of commit 97d7e2e3 ("parisc: Use F_EXTEND() macro in
iosapic code"). It breaks booting the 32-bit kernel on some machines.

Reported-by: Sven Schnelle <svens@stackframe.org>
Tested-by: Sven Schnelle <svens@stackframe.org>
Fixes: 97d7e2e3 ("parisc: Use F_EXTEND() macro in iosapic code")
Signed-off-by: Helge Deller <deller@gmx.de>

parent f654f0fc

drivers/parisc/iosapic.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -157,8 +157,12 @@
		#define DBG_IRT(x...)
		#endif

		#ifdef CONFIG_64BIT
		#define COMPARE_IRTE_ADDR(irte, hpa) ((irte)->dest_iosapic_addr == (hpa))
		#else
		#define COMPARE_IRTE_ADDR(irte, hpa) \
		((irte)->dest_iosapic_addr == F_EXTEND(hpa))
		((irte)->dest_iosapic_addr == ((hpa) \| 0xffffffff00000000ULL))
		#endif

		#define IOSAPIC_REG_SELECT 0x00
		#define IOSAPIC_REG_WINDOW 0x10