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a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1715598719; x=1747134719; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=BMLad5szd5dSnCh0YLtH/2Rm7w1Vj1S/B6o9FzZUpnM=; b=iUsIjZJkOmxZC6Lw+aB3lFd2yz+vv5KSL6J3zXsbTSFppZoB3Fh6DtSN 6cw0+ByuxiiYyBCuc+d9CdK/mbiVB8Mql0wQ+H7t9wClEH5KXckNAp5jD pnyLlghaVdXyjIYPjGoP9JvGBSyHASmQU/upN5sgBlP2MFMOFhs7oDJEf I=; X-IronPort-AV: E=Sophos;i="6.08,158,1712620800"; d="scan'208";a="204721251" X-Farcaster-Flow-ID: 9f190847-4ba4-44c0-9b7e-9231c51b654a From: Elias El Yandouzi To: CC: , , , Julien Grall , Elias El Yandouzi Subject: [PATCH V3 16/19] xen/arm32: mm: Rename 'first' to 'root' in init_secondary_pagetables() Date: Mon, 13 May 2024 11:11:14 +0000 Message-ID: <20240513111117.68828-17-eliasely@amazon.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20240513111117.68828-1-eliasely@amazon.com> References: <20240513111117.68828-1-eliasely@amazon.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @amazon.com) X-ZM-MESSAGEID: 1715598737977100001 Content-Type: text/plain; charset="utf-8" From: Julien Grall The arm32 version of init_secondary_pagetables() will soon be re-used for arm64 as well where the root table starts at level 0 rather than level = 1. So rename 'first' to 'root'. Signed-off-by: Julien Grall Signed-off-by: Elias El Yandouzi ---- Changelog in v2: * Rebase * Fix typo diff --git a/xen/arch/arm/mmu/smpboot.c b/xen/arch/arm/mmu/smpboot.c index 4ffc8254a4..e29b6f34f2 100644 --- a/xen/arch/arm/mmu/smpboot.c +++ b/xen/arch/arm/mmu/smpboot.c @@ -109,32 +109,32 @@ int prepare_secondary_mm(int cpu) #else int prepare_secondary_mm(int cpu) { - lpae_t *first; + lpae_t *root =3D alloc_xenheap_page(); =20 first =3D alloc_xenheap_page(); /* root =3D=3D first level on 32-bit 3= -level trie */ =20 - if ( !first ) + if ( !root ) { - printk("CPU%u: Unable to allocate the first page-table\n", cpu); + printk("CPU%u: Unable to allocate the root page-table\n", cpu); return -ENOMEM; } =20 /* Initialise root pagetable from root of boot tables */ - memcpy(first, per_cpu(xen_pgtable, 0), PAGE_SIZE); - per_cpu(xen_pgtable, cpu) =3D first; + memcpy(root, per_cpu(xen_pgtable, 0), PAGE_SIZE); + per_cpu(xen_pgtable, cpu) =3D root; =20 if ( !init_domheap_mappings(cpu) ) { printk("CPU%u: Unable to prepare the domheap page-tables\n", cpu); per_cpu(xen_pgtable, cpu) =3D NULL; - free_xenheap_page(first); + free_xenheap_page(root); return -ENOMEM; } =20 clear_boot_pagetables(); =20 /* Set init_ttbr for this CPU coming up */ - set_init_ttbr(first); + set_init_ttbr(root); =20 return 0; } --=20 2.40.1