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Merge tag 'xtensa-next-20130225' of git://github.com/czankel/xtensa-linux

Telusuri Sumber 
Pull xtensa update from Chris Zankel:
 "Added features:
   - add support for thread local storage (TLS)

   - add accept4 and finit_module syscalls

   - support medium-priority interrupts

   - add support for dc232c processor variant

   - support file-base simulated disk for ISS simulator

  Bug fixes:

   - fix return values returned by the str[n]cmp functions

   - avoid mmap cache aliasing

   - fix handling of 'windowed registers' in ptrace"

* tag 'xtensa-next-20130225' of git://github.com/czankel/xtensa-linux:
  xtensa: add accept4 syscall
  xtensa: add support for TLS
  xtensa: add missing include asm/uaccess.h to checksum.h
  xtensa: do not enable GENERIC_GPIO by default
  xtensa: complete ptrace handling of register windows
  xtensa: add support for oprofile
  xtensa: move spill_registers to traps.h
  xtensa: ISS: add host file-based simulated disk
  xtensa: fix str[n]cmp return value
  xtensa: avoid mmap cache aliasing
  xtensa: add finit_module syscall
  xtensa: pull signal definitions from signal-defs.h
  xtensa: fix ipc_parse_version selection
  xtensa: dispatch medium-priority interrupts
  xtensa: Add config files for Diamond 233L - Rev C processor variant
  xtensa: use new common dtc rule
  xtensa: rename prom_update_property to of_update_property
This commit is contained in:
Linus Torvalds
2013-02-26 19:53:12 -08:00
orang tua 2b37e9a28a 9cf81c759b
melakukan 9626357371
36 mengubah file dengan 1852 tambahan dan 116 penghapusan
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6
arch/xtensa/kernel/signal.c
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@@ -337,7 +337,7 @@ static int setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
struct rt_sigframe *frame;
int err = 0;
int signal;
unsigned long sp, ra;
unsigned long sp, ra, tp;
sp = regs->areg[1];
@@ -391,7 +391,8 @@ static int setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
* Return context not modified until this point.
*/
/* Set up registers for signal handler */
/* Set up registers for signal handler; preserve the threadptr */
tp = regs->threadptr;
start_thread(regs, (unsigned long) ka->sa.sa_handler,
(unsigned long) frame);
@@ -402,6 +403,7 @@ static int setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
regs->areg[6] = (unsigned long) signal;
regs->areg[7] = (unsigned long) &frame->info;
regs->areg[8] = (unsigned long) &frame->uc;
regs->threadptr = tp;
/* Set access mode to USER_DS. Nomenclature is outdated, but
* functionality is used in uaccess.h