summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/include/asm/paca.h
diff options
context:
space:
mode:
authorDmitry Torokhov <dmitry.torokhov@gmail.com>2011-07-27 00:54:47 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-07-27 00:54:47 -0700
commitaa7eb8e78d8ecd6cd0475d86ea8385ff9cb47ece (patch)
tree3f9e98fadd5124fb05e8f6f9b06aa23698d4f215 /arch/powerpc/include/asm/paca.h
parentcca8edfd2ec2a34d9f50f593bc753bb11e1bc1f5 (diff)
parent3c6b50141ef9f0a8844bf1357b80c0cdf518bf05 (diff)
Merge branch 'next' into for-linus
Diffstat (limited to 'arch/powerpc/include/asm/paca.h')
-rw-r--r--arch/powerpc/include/asm/paca.h11
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index ec57540cd7a..74126765106 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -92,9 +92,9 @@ struct paca_struct {
* Now, starting in cacheline 2, the exception save areas
*/
/* used for most interrupts/exceptions */
- u64 exgen[10] __attribute__((aligned(0x80)));
- u64 exmc[10]; /* used for machine checks */
- u64 exslb[10]; /* used for SLB/segment table misses
+ u64 exgen[11] __attribute__((aligned(0x80)));
+ u64 exmc[11]; /* used for machine checks */
+ u64 exslb[11]; /* used for SLB/segment table misses
* on the linear mapping */
/* SLB related definitions */
u16 vmalloc_sllp;
@@ -106,7 +106,8 @@ struct paca_struct {
pgd_t *pgd; /* Current PGD */
pgd_t *kernel_pgd; /* Kernel PGD */
u64 exgen[8] __attribute__((aligned(0x80)));
- u64 extlb[EX_TLB_SIZE*3] __attribute__((aligned(0x80)));
+ /* We can have up to 3 levels of reentrancy in the TLB miss handler */
+ u64 extlb[3][EX_TLB_SIZE / sizeof(u64)] __attribute__((aligned(0x80)));
u64 exmc[8]; /* used for machine checks */
u64 excrit[8]; /* used for crit interrupts */
u64 exdbg[8]; /* used for debug interrupts */
@@ -125,7 +126,7 @@ struct paca_struct {
struct task_struct *__current; /* Pointer to current */
u64 kstack; /* Saved Kernel stack addr */
u64 stab_rr; /* stab/slb round-robin counter */
- u64 saved_r1; /* r1 save for RTAS calls */
+ u64 saved_r1; /* r1 save for RTAS calls or PM */
u64 saved_msr; /* MSR saved here by enter_rtas */
u16 trap_save; /* Used when bad stack is encountered */
u8 soft_enabled; /* irq soft-enable flag */