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

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Revert parts of commit 97d7e2e3fd ("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: 97d7e2e3fd ("parisc: Use F_EXTEND() macro in iosapic code")
Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller 2019-03-18 22:56:15 +01:00
parent f654f0fc0b
commit c2f8d7cb32
1 changed files with 5 additions and 1 deletions
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6
drivers/parisc/iosapic.c
View file

@ -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