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authorDavid S. Miller <davem@davemloft.net>2010-02-17 19:20:14 -0500
committerDavid S. Miller <davem@davemloft.net>2010-02-17 19:20:14 -0500
commit8c2fcadc933f713d51f46ec4dcd9b12830e0df84 (patch)
treee0797b2db664d702f9d02dd0f45efddb2f0d7fe9 /arch/sparc
parent232486e1e9f34889424b68ee6270440b554479a2 (diff)
parentb0483e78e5c4c9871fc5541875b3bc006846d46b (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/elf_64.h13
-rw-r--r--arch/sparc/include/asm/thread_info_64.h4
-rw-r--r--arch/sparc/kernel/process_64.c8
3 files changed, 4 insertions, 21 deletions
diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h
index ff66bb88537b..e67880381b84 100644
--- a/arch/sparc/include/asm/elf_64.h
+++ b/arch/sparc/include/asm/elf_64.h
@@ -195,17 +195,10 @@ static inline unsigned int sparc64_elf_hwcap(void)
195#define ELF_PLATFORM (NULL) 195#define ELF_PLATFORM (NULL)
196 196
197#define SET_PERSONALITY(ex) \ 197#define SET_PERSONALITY(ex) \
198do { unsigned long new_flags = current_thread_info()->flags; \ 198do { if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
199 new_flags &= _TIF_32BIT; \ 199 set_thread_flag(TIF_32BIT); \
200 if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
201 new_flags |= _TIF_32BIT; \
202 else \ 200 else \
203 new_flags &= ~_TIF_32BIT; \ 201 clear_thread_flag(TIF_32BIT); \
204 if ((current_thread_info()->flags & _TIF_32BIT) \
205 != new_flags) \
206 set_thread_flag(TIF_ABI_PENDING); \
207 else \
208 clear_thread_flag(TIF_ABI_PENDING); \
209 /* flush_thread will update pgd cache */ \ 202 /* flush_thread will update pgd cache */ \
210 if (personality(current->personality) != PER_LINUX32) \ 203 if (personality(current->personality) != PER_LINUX32) \
211 set_personality(PER_LINUX | \ 204 set_personality(PER_LINUX | \
diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h
index 7257ebb8f394..39be9f256e5a 100644
--- a/arch/sparc/include/asm/thread_info_64.h
+++ b/arch/sparc/include/asm/thread_info_64.h
@@ -228,12 +228,11 @@ register struct thread_info *current_thread_info_reg asm("g6");
228#define TIF_SECCOMP 9 /* secure computing */ 228#define TIF_SECCOMP 9 /* secure computing */
229#define TIF_SYSCALL_AUDIT 10 /* syscall auditing active */ 229#define TIF_SYSCALL_AUDIT 10 /* syscall auditing active */
230#define TIF_SYSCALL_TRACEPOINT 11 /* syscall tracepoint instrumentation */ 230#define TIF_SYSCALL_TRACEPOINT 11 /* syscall tracepoint instrumentation */
231/* flag bit 11 is available */
232/* NOTE: Thread flags >= 12 should be ones we have no interest 231/* NOTE: Thread flags >= 12 should be ones we have no interest
233 * in using in assembly, else we can't use the mask as 232 * in using in assembly, else we can't use the mask as
234 * an immediate value in instructions such as andcc. 233 * an immediate value in instructions such as andcc.
235 */ 234 */
236#define TIF_ABI_PENDING 12 235/* flag bit 12 is available */
237#define TIF_MEMDIE 13 236#define TIF_MEMDIE 13
238#define TIF_POLLING_NRFLAG 14 237#define TIF_POLLING_NRFLAG 14
239#define TIF_FREEZE 15 /* is freezing for suspend */ 238#define TIF_FREEZE 15 /* is freezing for suspend */
@@ -248,7 +247,6 @@ register struct thread_info *current_thread_info_reg asm("g6");
248#define _TIF_SECCOMP (1<<TIF_SECCOMP) 247#define _TIF_SECCOMP (1<<TIF_SECCOMP)
249#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) 248#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
250#define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT) 249#define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT)
251#define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING)
252#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) 250#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
253#define _TIF_FREEZE (1<<TIF_FREEZE) 251#define _TIF_FREEZE (1<<TIF_FREEZE)
254 252
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index 6679eebfd2e8..cb70476bd8f5 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -365,14 +365,6 @@ void flush_thread(void)
365 struct thread_info *t = current_thread_info(); 365 struct thread_info *t = current_thread_info();
366 struct mm_struct *mm; 366 struct mm_struct *mm;
367 367
368 if (test_ti_thread_flag(t, TIF_ABI_PENDING)) {
369 clear_ti_thread_flag(t, TIF_ABI_PENDING);
370 if (test_ti_thread_flag(t, TIF_32BIT))
371 clear_ti_thread_flag(t, TIF_32BIT);
372 else
373 set_ti_thread_flag(t, TIF_32BIT);
374 }
375
376 mm = t->task->mm; 368 mm = t->task->mm;
377 if (mm) 369 if (mm)
378 tsb_context_switch(mm); 370 tsb_context_switch(mm);