Struct modversion_info
WebMar 15, 2024 · My reproducer was to simply boot the latest 6.2 kernel with this patch. appplied on top on a ppc64 server (without the additional changes the. system just fails to …
Struct modversion_info
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WebMODVERSION(int fn(struct foo *)) would depend on the type of struct foo, but not the type of any struct pointers in struct foo) to reduce the problem where header changes cause type … WebCurrently, this mod adds 16 new structures to 1.16.1. This mod plans to add a ton of new structures, as this mod is still in beta. The author’s purpose is to increase the number of …
WebJun 2, 2024 · The ELF will have an array of struct modversion stored in section ‘__versions’, and every element in this array have a crc and name to indicate the module references … WebIn message you write: > A kernel built with CONFIG_MODVERSIONING will continue to work fine with
Essentially this check ensures that any exported symbol that is being called from a kernel module exists in the same location (offset in the kernel) as expected by the module. The modpost tool generates the CRCs during compilation of the Linux Kernel. It is invoked by the modpost script. WebMODVERSION(int fn(struct foo *)) would depend on the type of struct foo, but not the type of any struct pointers in struct foo) to reduce the problem where header changes cause type definitions to be exposed or hidden and thus change the modversion.
Web$ pahole -C modversion_info drivers/scsi/sg.ko struct modversion_info { long unsigned int crc; /* 0 8 */ char name[56]; /* 8 56 */ /* size: 64, cachelines: 1, members: 2 */ }; $ pretty …
WebJan 19, 2024 · > correct information regardless if the module is from before/after the > change in the kernel and also without relying on kernel version." > Just changing the struct modversion_info doesn't make that possible. > > Maybe adding the long symbols in another section? Yeah, that's what I imagined how it could be implemented when I said the beatles acoustic masterpiecesWebJan 20, 2024 · Введение В предыдущей статье мы рассмотрели сборку и установку пакета на Linux системах, в которой упомянули про Linux Kernel Module (LKM) и обещали раскрыть позднее подробности о пути к нему и его... the beatles act naturally lyricsWebRust symbols (which encodes crate and module names) can be quite a bit longer. The length limit in kallsyms is increased to 512 for this reason. It's a waste of space to simply expand the fixed array size to 512 in modversion info entries. I therefore make it variably sized, with offset to the next entry indicated by the initial "next" field. the beatles acoustic guitar bookWebint check_modstruct_version ( const struct load_info *info, struct module *mod) { struct find_symbol_arg fsa = { . name = "module_layout", . gplok = true, }; /* * Since this should be found in kernel (which can't be removed), no * locking is necessary -- use preempt_disable () to placate lockdep. */ preempt_disable (); if (! find_symbol (&fsa)) { the beatles adagio for stringsWeb> This is because the struct modversion_info has the name member set to a > size of MODULE_NAME_LEN. This is not the module name this is the symbol > name so I'm guessing this is a mistake or at least a misused constant. Yes, it's overloaded. > Is it possible to increase this size to something more reasonable like > 512 characters? Oh, you ... the hickoriesWeb[PATCH] modpost: support arbitrary symbol length in modversion From: Gary Guo Date: Wed Jan 11 2024 - 11:13:42 EST Next message: Davidlohr Bueso: "Re: [PATCH 13/41] mm: introduce vma->vm_flags modifier functions" Previous message: kernel test robot: "Re: [RESEND v4 5/5] PCI: endpoint: Use link_up() callback in place of LINK_UP notifier" Next in … the beatles a collection of oldiesWebA tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. the hicklin rule