Fix typos
Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
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1a695a905c
Коммит
2547476a5e
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@ -127,7 +127,7 @@ libs-y += arch/arc/lib/ $(LIBGCC)
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boot := arch/arc/boot
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#default target for make without any arguements.
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#default target for make without any arguments.
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KBUILD_IMAGE := bootpImage
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all: $(KBUILD_IMAGE)
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@ -76,8 +76,8 @@
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* We need to be a bit more cautious here. What if a kernel bug in
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* L1 ISR, caused SP to go whaco (some small value which looks like
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* USER stk) and then we take L2 ISR.
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* Above brlo alone would treat it as a valid L1-L2 sceanrio
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* instead of shouting alound
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* Above brlo alone would treat it as a valid L1-L2 scenario
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* instead of shouting around
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* The only feasible way is to make sure this L2 happened in
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* L1 prelogue ONLY i.e. ilink2 is less than a pre-set marker in
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* L1 ISR before it switches stack
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@ -83,7 +83,7 @@ static inline void get_new_mmu_context(struct mm_struct *mm)
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local_flush_tlb_all();
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/*
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* Above checke for rollover of 8 bit ASID in 32 bit container.
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* Above check for rollover of 8 bit ASID in 32 bit container.
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* If the container itself wrapped around, set it to a non zero
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* "generation" to distinguish from no context
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*/
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@ -47,7 +47,7 @@
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* Page Tables are purely for Linux VM's consumption and the bits below are
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* suited to that (uniqueness). Hence some are not implemented in the TLB and
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* some have different value in TLB.
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* e.g. MMU v2: K_READ bit is 8 and so is GLOBAL (possible becoz they live in
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* e.g. MMU v2: K_READ bit is 8 and so is GLOBAL (possible because they live in
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* seperate PD0 and PD1, which combined forms a translation entry)
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* while for PTE perspective, they are 8 and 9 respectively
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* with MMU v3: Most bits (except SHARED) represent the exact hardware pos
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@ -78,7 +78,7 @@ struct task_struct;
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#define KSTK_ESP(tsk) (task_pt_regs(tsk)->sp)
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/*
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* Where abouts of Task's sp, fp, blink when it was last seen in kernel mode.
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* Where about of Task's sp, fp, blink when it was last seen in kernel mode.
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* Look in process.c for details of kernel stack layout
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*/
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#define TSK_K_ESP(tsk) (tsk->thread.ksp)
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@ -86,7 +86,7 @@ static inline const char *arc_platform_smp_cpuinfo(void)
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* (1) These insn were introduced only in 4.10 release. So for older released
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* support needed.
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*
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* (2) In a SMP setup, the LLOCK/SCOND atomiticity across CPUs needs to be
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* (2) In a SMP setup, the LLOCK/SCOND atomicity across CPUs needs to be
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* gaurantted by the platform (not something which core handles).
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* Assuming a platform won't, SMP Linux needs to use spinlocks + local IRQ
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* disabling for atomicity.
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@ -103,7 +103,7 @@ static inline __attribute_const__ struct thread_info *current_thread_info(void)
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/*
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* _TIF_ALLWORK_MASK includes SYSCALL_TRACE, but we don't need it.
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* SYSCALL_TRACE is anways seperately/unconditionally tested right after a
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* SYSCALL_TRACE is anyway seperately/unconditionally tested right after a
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* syscall, so all that reamins to be tested is _TIF_WORK_MASK
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*/
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@ -32,7 +32,7 @@
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#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS))
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/*
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* Algorthmically, for __user_ok() we want do:
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* Algorithmically, for __user_ok() we want do:
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* (start < TASK_SIZE) && (start+len < TASK_SIZE)
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* where TASK_SIZE could either be retrieved from thread_info->addr_limit or
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* emitted directly in code.
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@ -74,7 +74,7 @@
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__tmp ^ __in; \
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})
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#elif (ARC_BSWAP_TYPE == 2) /* Custom single cycle bwap instruction */
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#elif (ARC_BSWAP_TYPE == 2) /* Custom single cycle bswap instruction */
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#define __arch_swab32(x) \
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({ \
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@ -108,7 +108,7 @@ static void arc_perf_event_update(struct perf_event *event,
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int64_t delta = new_raw_count - prev_raw_count;
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/*
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* We don't afaraid of hwc->prev_count changing beneath our feet
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* We aren't afraid of hwc->prev_count changing beneath our feet
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* because there's no way for us to re-enter this function anytime.
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*/
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local64_set(&hwc->prev_count, new_raw_count);
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@ -392,7 +392,7 @@ void __init setup_arch(char **cmdline_p)
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/*
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* If we are here, it is established that @uboot_arg didn't
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* point to DT blob. Instead if u-boot says it is cmdline,
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* Appent to embedded DT cmdline.
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* append to embedded DT cmdline.
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* setup_machine_fdt() would have populated @boot_command_line
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*/
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if (uboot_tag == 1) {
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@ -34,7 +34,7 @@
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* -ViXS were still seeing crashes when using insmod to load drivers.
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* It turned out that the code to change Execute permssions for TLB entries
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* of user was not guarded for interrupts (mod_tlb_permission)
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* This was cauing TLB entries to be overwritten on unrelated indexes
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* This was causing TLB entries to be overwritten on unrelated indexes
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*
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* Vineetg: July 15th 2008: Bug #94183
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* -Exception happens in Delay slot of a JMP, and before user space resumes,
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@ -276,7 +276,7 @@ static int tlb_stats_open(struct inode *inode, struct file *file)
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return 0;
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}
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/* called on user read(): display the couters */
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/* called on user read(): display the counters */
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static ssize_t tlb_stats_output(struct file *file, /* file descriptor */
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char __user *user_buf, /* user buffer */
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size_t len, /* length of buffer */
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@ -215,7 +215,7 @@ slc_chk:
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* ------------------
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* This ver of MMU supports variable page sizes (1k-16k): although Linux will
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* only support 8k (default), 16k and 4k.
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* However from hardware perspective, smaller page sizes aggrevate aliasing
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* However from hardware perspective, smaller page sizes aggravate aliasing
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* meaning more vaddr bits needed to disambiguate the cache-line-op ;
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* the existing scheme of piggybacking won't work for certain configurations.
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* Two new registers IC_PTAG and DC_PTAG inttoduced.
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@ -302,7 +302,7 @@ void __cache_line_loop_v3(phys_addr_t paddr, unsigned long vaddr,
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/*
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* This is technically for MMU v4, using the MMU v3 programming model
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* Special work for HS38 aliasing I-cache configuratino with PAE40
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* Special work for HS38 aliasing I-cache configuration with PAE40
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* - upper 8 bits of paddr need to be written into PTAG_HI
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* - (and needs to be written before the lower 32 bits)
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* Note that PTAG_HI is hoisted outside the line loop
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@ -936,7 +936,7 @@ void arc_cache_init(void)
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ic->ver, CONFIG_ARC_MMU_VER);
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/*
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* In MMU v4 (HS38x) the alising icache config uses IVIL/PTAG
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* In MMU v4 (HS38x) the aliasing icache config uses IVIL/PTAG
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* pair to provide vaddr/paddr respectively, just as in MMU v3
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*/
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if (is_isa_arcv2() && ic->alias)
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@ -10,7 +10,7 @@
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* DMA Coherent API Notes
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*
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* I/O is inherently non-coherent on ARC. So a coherent DMA buffer is
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* implemented by accessintg it using a kernel virtual address, with
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* implemented by accessing it using a kernel virtual address, with
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* Cache bit off in the TLB entry.
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*
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* The default DMA address == Phy address which is 0x8000_0000 based.
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