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Merge tag 'ia64_for_5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux

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Pull ia64 updates from Tony Luck:
 "Cleanups by Christoph:

   - Switch to libata instead of legacy ide driver

   - Drop ia64 perfmon (it's been broken for a while)"

* tag 'ia64_for_5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux:
  ia64: Use libata instead of the legacy ide driver in defconfigs
  ia64: Remove perfmon
This commit is contained in:
Linus Torvalds
2020-10-12 16:20:31 -07:00
parent 2646fb032f c331649e63
commit ced3a9eb3c
20 changed files with 22 additions and 7021 deletions
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10
arch/ia64/include/asm/processor.h
View File

@@ -280,15 +280,6 @@ struct thread_struct {
__u64 map_base; /* base address for get_unmapped_area() */
__u64 rbs_bot; /* the base address for the RBS */
int last_fph_cpu; /* CPU that may hold the contents of f32-f127 */
#ifdef CONFIG_PERFMON
void *pfm_context; /* pointer to detailed PMU context */
unsigned long pfm_needs_checking; /* when >0, pending perfmon work on kernel exit */
# define INIT_THREAD_PM .pfm_context = NULL, \
.pfm_needs_checking = 0UL,
#else
# define INIT_THREAD_PM
#endif
unsigned long dbr[IA64_NUM_DBG_REGS];
unsigned long ibr[IA64_NUM_DBG_REGS];
struct ia64_fpreg fph[96]; /* saved/loaded on demand */
@@ -301,7 +292,6 @@ struct thread_struct {
.map_base = DEFAULT_MAP_BASE, \
.rbs_bot = STACK_TOP - DEFAULT_USER_STACK_SIZE, \
.last_fph_cpu = -1, \
INIT_THREAD_PM \
.dbr = {0, }, \
.ibr = {0, }, \
.fph = {{{{0}}}, } \

10
arch/ia64/include/asm/switch_to.h
View File

@@ -31,16 +31,8 @@ extern struct task_struct *ia64_switch_to (void *next_task);
extern void ia64_save_extra (struct task_struct *task);
extern void ia64_load_extra (struct task_struct *task);
#ifdef CONFIG_PERFMON
DECLARE_PER_CPU(unsigned long, pfm_syst_info);
# define PERFMON_IS_SYSWIDE() (__this_cpu_read(pfm_syst_info) & 0x1)
#else
# define PERFMON_IS_SYSWIDE() (0)
#endif
#define IA64_HAS_EXTRA_STATE(t) \
((t)->thread.flags & (IA64_THREAD_DBG_VALID|IA64_THREAD_PM_VALID) \
|| PERFMON_IS_SYSWIDE())
((t)->thread.flags & (IA64_THREAD_DBG_VALID|IA64_THREAD_PM_VALID))
#define __switch_to(prev,next,last) do { \
if (IA64_HAS_EXTRA_STATE(prev)) \