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| author | Vasily Gorbik | 2018-06-28 13:12:27 +0200 |
|---|---|---|
| committer | Martin Schwidefsky | 2018-07-02 11:25:01 +0200 |
| commit | 3ad4c05a53b5f816fb0480ca0c55cc7957bbf5f1 (patch) | |
| tree | 8aa7572e208c59d18ef1ec80c6eaca5a72409f0f /arch | |
| parent | s390/decompressor: correct EXCLUDE_FILE construct (diff) | |
| download | kernel-qcow2-linux-3ad4c05a53b5f816fb0480ca0c55cc7957bbf5f1.tar.gz kernel-qcow2-linux-3ad4c05a53b5f816fb0480ca0c55cc7957bbf5f1.tar.xz kernel-qcow2-linux-3ad4c05a53b5f816fb0480ca0c55cc7957bbf5f1.zip | |
s390: align struct lowcore to double page size
Aligning struct lowcore to double page size allows to get rid of this
gcc warning:
In file included from ./arch/s390/include/asm/setup.h:56,
from ./arch/s390/include/asm/page.h:36,
from ./arch/s390/include/asm/user.h:11,
from ./include/linux/user.h:1,
from ./include/linux/elfcore.h:5,
from ./include/linux/crash_core.h:6,
from ./include/linux/kexec.h:18,
from arch/s390/purgatory/purgatory.c:10:
./arch/s390/include/asm/lowcore.h:189:1: warning: alignment 1 of 'struct
lowcore' is less than 8 [-Wpacked-not-aligned]
} __packed;
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/include/asm/lowcore.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h index 5bc888841eaf..406d940173ab 100644 --- a/arch/s390/include/asm/lowcore.h +++ b/arch/s390/include/asm/lowcore.h @@ -185,7 +185,7 @@ struct lowcore { /* Transaction abort diagnostic block */ __u8 pgm_tdb[256]; /* 0x1800 */ __u8 pad_0x1900[0x2000-0x1900]; /* 0x1900 */ -} __packed; +} __packed __aligned(8192); #define S390_lowcore (*((struct lowcore *) 0)) |