From: Breno Leitao <leitao@debian.org>
To: Ard Biesheuvel <ardb+git@google.com>
Cc: linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org,
x86@kernel.org, Ard Biesheuvel <ardb@kernel.org>,
Dave Young <dyoung@redhat.com>,
Gregory Price <gourry@gourry.net>,
Usama Arif <usamaarif642@gmail.com>,
Jiri Slaby <jirislaby@kernel.org>
Subject: Re: [PATCH v2 1/5] efi/memattr: Fix thinko in table size sanity check
Date: Wed, 1 Apr 2026 05:45:54 -0700 [thread overview]
Message-ID: <ac0SynMEZTkodole@gmail.com> (raw)
In-Reply-To: <20260401122351.2058145-8-ardb+git@google.com>
On Wed, Apr 01, 2026 at 02:23:53PM +0200, Ard Biesheuvel wrote:
> + if (tbl->desc_size < sizeof(efi_memory_desc_t) ||
> + tbl->desc_size > efi.memmap.desc_size) {
> + pr_warn("Unexpected EFI Memory Attributes descriptor size %d (expected: %ld)\n",
> + tbl->desc_size, efi.memmap.desc_size);
Should tbl->desc_size be printed as %u and %lu? tbl->desc_size is u32
and. The pr_warn a few lines below already uses %u for the same field:
> pr_warn(FW_BUG "Corrupted EFI Memory Attributes Table detected! (version == %u, desc_size == %u, num_entries == %u)\n",
> tbl->version, tbl->desc_size, tbl->num_entries);
next prev parent reply other threads:[~2026-04-01 12:46 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-01 12:23 [PATCH v2 0/5] x86/efi: Re-enable memory attributes table for kexec Ard Biesheuvel
2026-04-01 12:23 ` [PATCH v2 1/5] efi/memattr: Fix thinko in table size sanity check Ard Biesheuvel
2026-04-01 12:45 ` Breno Leitao [this message]
2026-04-01 14:31 ` Ard Biesheuvel
2026-04-01 14:35 ` Breno Leitao
2026-04-01 12:23 ` [PATCH v2 2/5] x86/efi: Gather initial memory reservation and table handling logic Ard Biesheuvel
2026-04-01 14:49 ` Breno Leitao
2026-04-01 14:59 ` Ard Biesheuvel
2026-04-01 12:23 ` [PATCH v2 3/5] x86/efi: Defer the call to efi_memattr_init() Ard Biesheuvel
2026-04-01 14:57 ` Breno Leitao
2026-04-01 12:23 ` [PATCH v2 4/5] efi: Use efi_mem_reserve() to reserve the memory attribute table Ard Biesheuvel
2026-04-01 17:39 ` Breno Leitao
2026-04-01 17:47 ` Ard Biesheuvel
2026-04-01 12:23 ` [PATCH v2 5/5] x86/efi: Drop kexec quirk for the EFI memory attributes table Ard Biesheuvel
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