diff options
| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-05-27 14:40:39 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-05-28 10:39:16 +0200 |
| commit | 63aef00b55d37e9fad837a8b38a2c261f0d32041 (patch) | |
| tree | 3cc75663f7b7aef3e303d440a927488e3660657e /arch/s390 | |
| parent | 993072ee67aa179c48c85eb19869804e68887d86 (diff) | |
s390/lowcore: replace lowcore irb array with a per-cpu variable
Remove the 96-byte irb array from the lowcore and create a per-cpu
variable instead. That way we will pick up any change in the definition
of the struct irb automatically.
Acked-By: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/include/asm/lowcore.h | 13 | ||||
| -rw-r--r-- | arch/s390/kernel/asm-offsets.c | 1 |
2 files changed, 3 insertions, 11 deletions
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h index a406f24737cd..2070cad80e9e 100644 --- a/arch/s390/include/asm/lowcore.h +++ b/arch/s390/include/asm/lowcore.h @@ -143,10 +143,7 @@ struct _lowcore { __u32 ftrace_func; /* 0x02f8 */ __u32 spinlock_lockval; /* 0x02fc */ - /* Interrupt response block */ - __u8 irb[96]; /* 0x0300 */ - - __u8 pad_0x0360[0x0e00-0x0360]; /* 0x0360 */ + __u8 pad_0x0300[0x0e00-0x0300]; /* 0x0300 */ /* * 0xe00 contains the address of the IPL Parameter Information @@ -292,14 +289,10 @@ struct _lowcore { __u32 spinlock_lockval; /* 0x03a0 */ __u8 pad_0x03a0[0x0400-0x03a4]; /* 0x03a4 */ - /* Interrupt response block. */ - __u8 irb[96]; /* 0x0400 */ - __u8 pad_0x0460[0x0480-0x0460]; /* 0x0460 */ - /* Per cpu primary space access list */ - __u32 paste[16]; /* 0x0480 */ + __u32 paste[16]; /* 0x0400 */ - __u8 pad_0x04c0[0x0e00-0x04c0]; /* 0x04c0 */ + __u8 pad_0x04c0[0x0e00-0x0440]; /* 0x0440 */ /* * 0xe00 contains the address of the IPL Parameter Information diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c index 76c4e2f70cab..0c070c44cde2 100644 --- a/arch/s390/kernel/asm-offsets.c +++ b/arch/s390/kernel/asm-offsets.c @@ -144,7 +144,6 @@ int main(void) DEFINE(__LC_MCCK_CLOCK, offsetof(struct _lowcore, mcck_clock)); DEFINE(__LC_MACHINE_FLAGS, offsetof(struct _lowcore, machine_flags)); DEFINE(__LC_FTRACE_FUNC, offsetof(struct _lowcore, ftrace_func)); - DEFINE(__LC_IRB, offsetof(struct _lowcore, irb)); DEFINE(__LC_DUMP_REIPL, offsetof(struct _lowcore, ipib)); BLANK(); DEFINE(__LC_CPU_TIMER_SAVE_AREA, offsetof(struct _lowcore, cpu_timer_save_area)); |