Flush_icache_range
WebNov 12, 2024 · > + * flush_icache_range: Write any modified data cache blocks out to memory > + * and invalidate the corresponding blocks in the instruction cache > + * … WebJan 17, 2003 · - If dcaches are not writeback, dhwbi equals dhi, etc. - When flushing a range in the icache, we have to first writeback the dcache for the same range, so new ifetches will see any data that was dirty in the dcache. */ /* XTFIXME: Compare against arch/mips/mm/r4xx0.c, which has extensive tests before deciding to flush anything.
Flush_icache_range
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Web* flush_dcache_page is used when the kernel has written to the page * cache page at virtual address page->virtual. * * If this page isn't mapped (ie, page_mapping == NULL), or it … WebFeb 15, 2024 · ia64: Implement the new page table range API Add set_ptes (), update_mmu_cache_range () and flush_dcache_folio (). PG_arch_1 (aka PG_dcache_clean) becomes a per-folio flag instead of per-page, which makes arch_dma_mark_clean () and mark_clean () a little more exciting.
WebFrom: Thomas Bogendoerfer To: [email protected], [email protected] Subject: [PATCH 3/3] MIPS: mm: Remove local_cache_flush_page Date: Mon, 3 Apr 2024 11:41:12 +0200 [thread overview] Message-ID: <[email protected]> () In-Reply-To: … Webcacheflush.h - arch/arm/include/asm/cacheflush.h - Linux source code (v6.2.2) - Bootlin. Elixir Cross Referencer - Explore source code in your browser - Particularly useful for the …
WebLinux-mm Archive on lore.kernel.org help / color / mirror / Atom feed * [PATCH v4 00/36] New page table range API @ 2024-03-15 5:14 Matthew Wilcox (Oracle) 2024-03-15 5:14 ` [PATCH v4 01/36] mm: Convert page_table_check_pte_set() to page_table_check_ptes_set() Matthew Wilcox (Oracle) ` (35 more replies) 0 siblings, 36 … WebApr 4, 2024 · flush_icache_range () flush_icache_all () sbi_remote_fence_i () for CONFIG_RISCV_SBI case __sbi_rfence () Since sbi isn't initialized, so NULL deference! Here is a typical panic log: [ 0.000000] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 0.000000] Oops [#1] [ 0.000000] Modules linked in:
WebFeb 28, 2024 · From: Jinyang He <> Subject [PATCH v2 4/6] LoongArch: Drop pernode exception handlers: Date: Tue, 28 Feb 2024 16:02:55 +0800
Webflush_icache_user_range.) The reason for doing this is that when flush_icache_page is called from do_no_page or do_swap_page, I want to be able to do the flush … hansel photographyWebMay 11, 2024 · To be consistent with other functions with similar names and functionality in cacheflush.h, cache.S, and cachetlb.rst, change to specify the range in terms of start and end, as opposed to start and size. No functional change intended. chadli troyesWeb* flush_user_range (start, end, flags) * * Clean and invalidate a range of cache entries in the * specified address space before a change of page tables. * - start - user start address (inclusive, page aligned) * - end - user end address (exclusive, page aligned) * - flags - vma->vm_flags field * * coherent_kern_range (start, end) * hansel plain crackersWebMay 10, 2024 · On Tue, May 12, 2024 at 04:00:26PM -0700, Palmer Dabbelt wrote: > Reviewed-by: Palmer Dabbelt > Acked-by: Palmer Dabbelt > > Were you trying to get these all in at once, or do you want me to take it into > my tree? Except for the small fixups at the beginning of the … chad litherlandWebMar 29, 2024 · flush_icache_range() takes a range of addresses to flush. In flush_coherent_icache() we implement an optimisation for CPUs where we know we don't actually have to flush the whole range, we just need to do a single icbi. However we still execute the icbi on the user address of the start of the range we're flushing. hansel pit peopleWeb* [PATCH 1/7] mm: Convert page_table_check_pte_set() to page_table_check_ptes_set() 2024-02-11 3:39 [PATCH 0/7] New arch interfaces for manipulating multiple pages Matthew Wilcox (Oracle) @ 2024-02-11 3:39 ` Matthew Wilcox (Oracle) 2024-02-11 3:39 ` [PATCH 2/7] mm: Add generic flush_icache_pages() and documentation Matthew Wilcox … chad lissickWebRoughly “cache flushing” means writing what’s in the cache out to memory (or simply cache data goes to memory) whereas “cache invalidating” means subsequently assuming all … hansel pronunciation