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Thu, 18 Dec 2025 09:48:16 -0800 (PST) Received: from localhost.localdomain ([113.218.252.152]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c1d2fffa3e7sm2847400a12.24.2025.12.18.09.48.11 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 18 Dec 2025 09:48:16 -0800 (PST) From: chengkaitao To: davem@davemloft.net, andreas@gaisler.com, akpm@linux-foundation.org, david@kernel.org, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com Cc: kevin.brodsky@arm.com, dave.hansen@linux.intel.com, ziy@nvidia.com, chengkaitao@kylinos.cn, willy@infradead.org, zhengqi.arch@bytedance.com, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH v3 3/3] sparc: Remove unnecessary whitespace Date: Fri, 19 Dec 2025 01:47:49 +0800 Message-ID: <20251218174749.45965-4-pilgrimtao@gmail.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20251218174749.45965-1-pilgrimtao@gmail.com> References: <20251218174749.45965-1-pilgrimtao@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 0B8BEC0012 X-Stat-Signature: 1gyyg5b4ohuqpnkzjw4pejyur7n99p3o X-HE-Tag: 1766080097-313670 X-HE-Meta: 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 EN5IjUDq zNc9VVgC8KY7L8+w04wQYoXIWA3y+TSBsJiBah3pzHqAivuxTT27uP95cPueHqPARVlRBcGNzuYBWYr9oiAUsNKyShUkmX9W+dB/yWUHPUVMsRe1yXL7uf4hH9nu+MX7GpO0t2/+p1lJhod6P1ZXFh7umtqNWgSdVlQHQ+VZ8PkScHqqHL7JWXFKNzxsWnVYHK0Ox/omno0xUcFwvzGd6yB2SAu3dX9J5v37nhRA4djv6IhJA+A7TJbI6MzyTCBktxVK4rHEv6hzjZisl0tt0G5xQgmlh14dLmxh1IWcpTZd2WyPYx4wrKW7bFRPU/p4r7udJUBHVnYkuIsIn/+p2e3WjHvcMUCcCePo2N6SCX4zl3Zw8bS1kt8/7ddWbFIF6FUU7XNYTxENkpcc= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: Chengkaitao This is purely a code formatting change with no functional impact. Signed-off-by: Chengkaitao --- arch/sparc/mm/fault_64.c | 4 ++-- arch/sparc/mm/hypersparc.S | 4 ++-- arch/sparc/mm/init_64.c | 6 +++--- arch/sparc/mm/io-unit.c | 12 ++++++------ arch/sparc/mm/iommu.c | 2 +- arch/sparc/mm/swift.S | 2 +- arch/sparc/mm/ultra.S | 4 ++-- 7 files changed, 17 insertions(+), 17 deletions(-) diff --git a/arch/sparc/mm/fault_64.c b/arch/sparc/mm/fault_64.c index e326caf708c6..963b2c4c87e2 100644 --- a/arch/sparc/mm/fault_64.c +++ b/arch/sparc/mm/fault_64.c @@ -201,7 +201,7 @@ static void __kprobes do_kernel_fault(struct pt_regs *regs, int si_code, unsigned long address) { unsigned char asi = ASI_P; - + if ((!insn) && (regs->tstate & TSTATE_PRIV)) goto cannot_handle; @@ -229,7 +229,7 @@ static void __kprobes do_kernel_fault(struct pt_regs *regs, int si_code, return; } } - + /* Is this in ex_table? */ if (regs->tstate & TSTATE_PRIV) { const struct exception_table_entry *entry; diff --git a/arch/sparc/mm/hypersparc.S b/arch/sparc/mm/hypersparc.S index 6c2521e85a42..bac194982498 100644 --- a/arch/sparc/mm/hypersparc.S +++ b/arch/sparc/mm/hypersparc.S @@ -30,7 +30,7 @@ hypersparc_flush_cache_all: ld [%g4 + %lo(vac_cache_size)], %g5 sethi %hi(vac_line_size), %g1 ld [%g1 + %lo(vac_line_size)], %g2 -1: +1: subcc %g5, %g2, %g5 ! hyper_flush_unconditional_combined bne 1b sta %g0, [%g5] ASI_M_FLUSH_CTX @@ -325,7 +325,7 @@ hypersparc_flush_tlb_page_out: sta %g5, [%g1] ASI_M_MMUREGS __INIT - + /* High speed page clear/copy. */ hypersparc_bzero_1page: /* NOTE: This routine has to be shorter than 40insns --jj */ diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index f477ab1b4f08..1c36448b95eb 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -5,7 +5,7 @@ * Copyright (C) 1996-1999 David S. Miller (davem@caip.rutgers.edu) * Copyright (C) 1997-1999 Jakub Jelinek (jj@sunsite.mff.cuni.cz) */ - + #include #include #include @@ -2397,11 +2397,11 @@ void __init paging_init(void) * work. */ init_mm.pgd += ((shift) / (sizeof(pgd_t))); - + memset(swapper_pg_dir, 0, sizeof(swapper_pg_dir)); inherit_prom_mappings(); - + /* Ok, we can use our TLB miss and window trap handlers safely. */ setup_tba(); diff --git a/arch/sparc/mm/io-unit.c b/arch/sparc/mm/io-unit.c index d409cb450de4..15f83e6d21e2 100644 --- a/arch/sparc/mm/io-unit.c +++ b/arch/sparc/mm/io-unit.c @@ -4,7 +4,7 @@ * * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) */ - + #include #include #include @@ -62,7 +62,7 @@ static void __init iounit_iommu_init(struct platform_device *op) prom_printf("SUN4D: Cannot map External Page Table."); prom_halt(); } - + op->dev.archdata.iommu = iounit; iounit->page_table = xpt; spin_lock_init(&iounit->lock); @@ -109,9 +109,9 @@ static dma_addr_t iounit_get_area(struct iounit_struct *iounit, case 2: i = 0x0132; break; default: i = 0x0213; break; } - + IOD(("%s(%pa,%d[%d])=", __func__, &phys, size, npages)); - + next: j = (i & 15); rotor = iounit->rotor[j - 1]; limit = iounit->limit[j]; @@ -150,7 +150,7 @@ static dma_addr_t iounit_map_phys(struct device *dev, phys_addr_t phys, struct iounit_struct *iounit = dev->archdata.iommu; unsigned long flags; dma_addr_t ret; - + /* XXX So what is maxphys for us and how do drivers know it? */ if (!len || len > 256 * 1024) return DMA_MAPPING_ERROR; @@ -185,7 +185,7 @@ static void iounit_unmap_phys(struct device *dev, dma_addr_t vaddr, size_t len, { struct iounit_struct *iounit = dev->archdata.iommu; unsigned long flags; - + spin_lock_irqsave(&iounit->lock, flags); len = ((vaddr & ~PAGE_MASK) + len + (PAGE_SIZE-1)) >> PAGE_SHIFT; vaddr = (vaddr - IOUNIT_DMA_BASE) >> PAGE_SHIFT; diff --git a/arch/sparc/mm/iommu.c b/arch/sparc/mm/iommu.c index f48adf62724a..f43163a9a812 100644 --- a/arch/sparc/mm/iommu.c +++ b/arch/sparc/mm/iommu.c @@ -89,7 +89,7 @@ static void __init sbus_iommu_init(struct platform_device *op) iommu->end = 0xffffffff; /* Allocate IOMMU page table */ - /* Stupid alignment constraints give me a headache. + /* Stupid alignment constraints give me a headache. We need 256K or 512K or 1M or 2M area aligned to its size and current gfp will fortunately give it to us. */ diff --git a/arch/sparc/mm/swift.S b/arch/sparc/mm/swift.S index f414bfd8d899..cfcc48b6c5c7 100644 --- a/arch/sparc/mm/swift.S +++ b/arch/sparc/mm/swift.S @@ -243,7 +243,7 @@ swift_flush_tlb_page: nop #if 1 mov 0x400, %o1 - sta %g0, [%o1] ASI_M_FLUSH_PROBE + sta %g0, [%o1] ASI_M_FLUSH_PROBE #else lda [%g1] ASI_M_MMUREGS, %g5 sta %o3, [%g1] ASI_M_MMUREGS diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S index 70e658d107e0..66cbfbb1d3cd 100644 --- a/arch/sparc/mm/ultra.S +++ b/arch/sparc/mm/ultra.S @@ -284,7 +284,7 @@ __cheetah_flush_tlb_page: /* 22 insns */ be,pn %icc, 1f andn %o1, 1, %o3 stxa %g0, [%o3] ASI_IMMU_DEMAP -1: stxa %g0, [%o3] ASI_DMMU_DEMAP +1: stxa %g0, [%o3] ASI_DMMU_DEMAP membar #Sync stxa %g2, [%o4] ASI_DMMU sethi %hi(KERNBASE), %o4 @@ -312,7 +312,7 @@ __cheetah_flush_tlb_pending: /* 27 insns */ be,pn %icc, 2f andn %o3, 1, %o3 stxa %g0, [%o3] ASI_IMMU_DEMAP -2: stxa %g0, [%o3] ASI_DMMU_DEMAP +2: stxa %g0, [%o3] ASI_DMMU_DEMAP membar #Sync brnz,pt %o1, 1b nop -- 2.50.1 (Apple Git-155)