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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-09 02:08:59 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-05-09 02:08:59 +0400 |
| commit | 246e6a0d781091c4657890ffa497c2576bd99095 (patch) | |
| tree | 2d53b23849eb5482a6cdfd8ad23e06ffde2bedf5 /arch | |
| parent | 956e46efb2478ebff7a871138458fa8124fd18dd (diff) | |
| parent | de44443a45e36b7467af2518d3bf7ec6ec909549 (diff) | |
| download | linux-246e6a0d781091c4657890ffa497c2576bd99095.tar.xz | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rkuo/linux-hexagon-kernel
Pull Hexagon fixes from Richard Kuo:
"A bug fix and a Kconfig cleanup"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rkuo/linux-hexagon-kernel:
HEXAGON: Remove non existent reference to GENERIC_KERNEL_EXECVE & GENERIC_KERNEL_THREAD
Hexagon: fix register used to call do_work_pending
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/hexagon/Kconfig | 2 | ||||
| -rw-r--r-- | arch/hexagon/kernel/vm_entry.S | 12 |
2 files changed, 6 insertions, 8 deletions
diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig index 04dff5bdcbf7..841325f60df8 100644 --- a/arch/hexagon/Kconfig +++ b/arch/hexagon/Kconfig @@ -30,8 +30,6 @@ config HEXAGON select GENERIC_CLOCKEVENTS_BROADCAST select MODULES_USE_ELF_RELA select GENERIC_CPU_DEVICES - select GENERIC_KERNEL_THREAD - select GENERIC_KERNEL_EXECVE ---help--- Qualcomm Hexagon is a processor architecture designed for high performance and low power across a wide variety of applications. diff --git a/arch/hexagon/kernel/vm_entry.S b/arch/hexagon/kernel/vm_entry.S index e3086185fc9f..67c6ccc14770 100644 --- a/arch/hexagon/kernel/vm_entry.S +++ b/arch/hexagon/kernel/vm_entry.S @@ -291,12 +291,12 @@ event_dispatch: /* "Nested control path" -- if the previous mode was kernel */ { R0 = memw(R29 + #_PT_ER_VMEST); - R16.L = #LO(do_work_pending); + R26.L = #LO(do_work_pending); } { P0 = tstbit(R0, #HVM_VMEST_UM_SFT); if (!P0.new) jump:nt restore_all; - R16.H = #HI(do_work_pending); + R26.H = #HI(do_work_pending); R0 = #VM_INT_DISABLE; } @@ -304,7 +304,7 @@ event_dispatch: * Check also the return from fork/system call, normally coming back from * user mode * - * R16 needs to have do_work_pending, and R0 should have VM_INT_DISABLE + * R26 needs to have do_work_pending, and R0 should have VM_INT_DISABLE */ check_work_pending: @@ -313,7 +313,7 @@ check_work_pending: { R0 = R29; /* regs should still be at top of stack */ R1 = memw(THREADINFO_REG + #_THREAD_INFO_FLAGS); - callr R16; + callr R26; } { @@ -375,11 +375,11 @@ _K_enter_debug: ret_from_fork: { call schedule_tail - R16.H = #HI(do_work_pending); + R26.H = #HI(do_work_pending); } { P0 = cmp.eq(R24, #0); - R16.L = #LO(do_work_pending); + R26.L = #LO(do_work_pending); R0 = #VM_INT_DISABLE; } if P0 jump check_work_pending |