diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-12 05:28:55 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-12 05:28:55 (GMT) |
commit | 11db81a59d0b2e563e30512cd76f23d0db384780 (patch) | |
tree | 35a84e91c71cf0fcbffa3c5c8af36547a203a867 /arch | |
parent | 0993537bff42edfbea7649975196cd2552c4b936 (diff) | |
parent | 63d7bd1b171d5e7190c50dd3e48b1c561d7803d8 (diff) | |
download | linux-fsl-qoriq-11db81a59d0b2e563e30512cd76f23d0db384780.tar.xz |
Merge tag 'microblaze-3.13-rc1' of git://git.monstr.eu/linux-2.6-microblaze
Pull microblaze updates from Michal Simek:
- Get rid of NO_MMU Kconfig
- mmap2 fixups
- Some minor cleanups
* tag 'microblaze-3.13-rc1' of git://git.monstr.eu/linux-2.6-microblaze:
microblaze: Remove incorrect file path
microblaze: Fix bug with mmap2 syscall MB implementation
microblaze: Use predefined SYSCALL_DEFINE macro
microblaze: Remove deprecated IRQF_DISABLED
microblaze: Calculate kernel pad automatically
microblaze: Remove unused NO_MMU Kconfig parameter
Diffstat (limited to 'arch')
-rw-r--r-- | arch/microblaze/Kconfig | 9 | ||||
-rw-r--r-- | arch/microblaze/boot/dts/Makefile | 2 | ||||
-rw-r--r-- | arch/microblaze/kernel/head.S | 2 | ||||
-rw-r--r-- | arch/microblaze/kernel/hw_exception_handler.S | 4 | ||||
-rw-r--r-- | arch/microblaze/kernel/sys_microblaze.c | 17 | ||||
-rw-r--r-- | arch/microblaze/kernel/syscall_table.S | 2 | ||||
-rw-r--r-- | arch/microblaze/kernel/timer.c | 2 |
7 files changed, 19 insertions, 19 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index b82f82b..655e1ca 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -82,11 +82,6 @@ config MMU bool "MMU support" default n -config NO_MMU - bool - depends on !MMU - default y - comment "Boot options" config CMDLINE_BOOL @@ -250,10 +245,6 @@ config MICROBLAZE_64K_PAGES endchoice -config KERNEL_PAD - hex "Kernel PAD for unpacking" if ADVANCED_OPTIONS - default "0x80000" if MMU - endmenu source "mm/Kconfig" diff --git a/arch/microblaze/boot/dts/Makefile b/arch/microblaze/boot/dts/Makefile index c3b3a5d..c4982d1 100644 --- a/arch/microblaze/boot/dts/Makefile +++ b/arch/microblaze/boot/dts/Makefile @@ -1,6 +1,4 @@ # -# arch/microblaze/boot/Makefile -# obj-y += linked_dtb.o diff --git a/arch/microblaze/kernel/head.S b/arch/microblaze/kernel/head.S index fcc797f..817b7ee 100644 --- a/arch/microblaze/kernel/head.S +++ b/arch/microblaze/kernel/head.S @@ -176,7 +176,7 @@ _invalidate: /* start to do TLB calculation */ addik r12, r0, _end rsub r12, r3, r12 - addik r12, r12, CONFIG_KERNEL_PAD /* that's the pad */ + addik r12, r12, CONFIG_LOWMEM_SIZE >> PTE_SHIFT /* that's the pad */ or r9, r0, r0 /* TLB0 = 0 */ or r10, r0, r0 /* TLB1 = 0 */ diff --git a/arch/microblaze/kernel/hw_exception_handler.S b/arch/microblaze/kernel/hw_exception_handler.S index 61b3a1f..fc6b89f 100644 --- a/arch/microblaze/kernel/hw_exception_handler.S +++ b/arch/microblaze/kernel/hw_exception_handler.S @@ -193,8 +193,8 @@ * - W S REG EXC * * - * STACK FRAME STRUCTURE (for NO_MMU) - * --------------------------------- + * STACK FRAME STRUCTURE (for CONFIG_MMU=n) + * ---------------------------------------- * * +-------------+ + 0 * | MSR | diff --git a/arch/microblaze/kernel/sys_microblaze.c b/arch/microblaze/kernel/sys_microblaze.c index f905b3a..f1e1f66 100644 --- a/arch/microblaze/kernel/sys_microblaze.c +++ b/arch/microblaze/kernel/sys_microblaze.c @@ -33,12 +33,23 @@ #include <linux/slab.h> #include <asm/syscalls.h> -asmlinkage long sys_mmap(unsigned long addr, unsigned long len, - unsigned long prot, unsigned long flags, - unsigned long fd, off_t pgoff) +SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, + unsigned long, prot, unsigned long, flags, unsigned long, fd, + off_t, pgoff) { if (pgoff & ~PAGE_MASK) return -EINVAL; return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff >> PAGE_SHIFT); } + +SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len, + unsigned long, prot, unsigned long, flags, unsigned long, fd, + unsigned long, pgoff) +{ + if (pgoff & (~PAGE_MASK >> 12)) + return -EINVAL; + + return sys_mmap_pgoff(addr, len, prot, flags, fd, + pgoff >> (PAGE_SHIFT - 12)); +} diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S index 4fca56c..b882ad5 100644 --- a/arch/microblaze/kernel/syscall_table.S +++ b/arch/microblaze/kernel/syscall_table.S @@ -192,7 +192,7 @@ ENTRY(sys_call_table) .long sys_ni_syscall /* reserved for streams2 */ .long sys_vfork /* 190 */ .long sys_getrlimit - .long sys_mmap_pgoff /* mmap2 */ + .long sys_mmap2 .long sys_truncate64 .long sys_ftruncate64 .long sys_stat64 /* 195 */ diff --git a/arch/microblaze/kernel/timer.c b/arch/microblaze/kernel/timer.c index e4b3f33..d7abb71 100644 --- a/arch/microblaze/kernel/timer.c +++ b/arch/microblaze/kernel/timer.c @@ -148,7 +148,7 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id) static struct irqaction timer_irqaction = { .handler = timer_interrupt, - .flags = IRQF_DISABLED | IRQF_TIMER, + .flags = IRQF_TIMER, .name = "timer", .dev_id = &clockevent_xilinx_timer, }; |