summaryrefslogtreecommitdiffstats
path: root/arch/parisc/kernel/asm-offsets.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/parisc/kernel/asm-offsets.c')
-rw-r--r--arch/parisc/kernel/asm-offsets.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/arch/parisc/kernel/asm-offsets.c b/arch/parisc/kernel/asm-offsets.c
index ec787b411e9a..dcd55103a4bb 100644
--- a/arch/parisc/kernel/asm-offsets.c
+++ b/arch/parisc/kernel/asm-offsets.c
@@ -45,8 +45,12 @@
#else
#define FRAME_SIZE 64
#endif
+#define FRAME_ALIGN 64
-#define align(x,y) (((x)+FRAME_SIZE+(y)-1) - (((x)+(y)-1)%(y)))
+/* Add FRAME_SIZE to the size x and align it to y. All definitions
+ * that use align_frame will include space for a frame.
+ */
+#define align_frame(x,y) (((x)+FRAME_SIZE+(y)-1) - (((x)+(y)-1)%(y)))
int main(void)
{
@@ -146,7 +150,8 @@ int main(void)
DEFINE(TASK_PT_IOR, offsetof(struct task_struct, thread.regs.ior));
BLANK();
DEFINE(TASK_SZ, sizeof(struct task_struct));
- DEFINE(TASK_SZ_ALGN, align(sizeof(struct task_struct), 64));
+ /* TASK_SZ_ALGN includes space for a stack frame. */
+ DEFINE(TASK_SZ_ALGN, align_frame(sizeof(struct task_struct), FRAME_ALIGN));
BLANK();
DEFINE(PT_PSW, offsetof(struct pt_regs, gr[ 0]));
DEFINE(PT_GR1, offsetof(struct pt_regs, gr[ 1]));
@@ -233,7 +238,8 @@ int main(void)
DEFINE(PT_ISR, offsetof(struct pt_regs, isr));
DEFINE(PT_IOR, offsetof(struct pt_regs, ior));
DEFINE(PT_SIZE, sizeof(struct pt_regs));
- DEFINE(PT_SZ_ALGN, align(sizeof(struct pt_regs), 64));
+ /* PT_SZ_ALGN includes space for a stack frame. */
+ DEFINE(PT_SZ_ALGN, align_frame(sizeof(struct pt_regs), FRAME_ALIGN));
BLANK();
DEFINE(TI_TASK, offsetof(struct thread_info, task));
DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain));
@@ -242,7 +248,8 @@ int main(void)
DEFINE(TI_SEGMENT, offsetof(struct thread_info, addr_limit));
DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count));
DEFINE(THREAD_SZ, sizeof(struct thread_info));
- DEFINE(THREAD_SZ_ALGN, align(sizeof(struct thread_info), 64));
+ /* THREAD_SZ_ALGN includes space for a stack frame. */
+ DEFINE(THREAD_SZ_ALGN, align_frame(sizeof(struct thread_info), FRAME_ALIGN));
BLANK();
DEFINE(ICACHE_BASE, offsetof(struct pdc_cache_info, ic_base));
DEFINE(ICACHE_STRIDE, offsetof(struct pdc_cache_info, ic_stride));
OpenPOWER on IntegriCloud