elfcorehdr_alloc() allocates a memory chunk for elfcorehdr_addr with
kzalloc(). If is_vmcore_usable() returns false, elfcorehdr_addr is a
predefined value. If parse_crash_elf_headers() occurs some error and
returns a negetive value, the elfcorehdr_addr should be released with
elfcorehdr_free().
We
elfcorehdr_alloc() allocates a memory chunk for elfcorehdr_addr with
kzalloc(). If is_vmcore_usable() returns false, elfcorehdr_addr is a
predefined value. If parse_crash_elf_headers() gets some error and
returns a negetive value, the elfcorehdr_addr should be released with
elfcorehdr_free().
Fix
On 06/30/22 at 12:52am, Jianglei Nie wrote:
> elfcorehdr_alloc() allocates a memory chunk for elfcorehdr_addr with
> kzalloc(). If is_vmcore_usable() returns false, elfcorehdr_addr is a
> predefined value. If parse_crash_elf_headers() occurs some error and
> returns a negetive value, the elfcorehdr
On Tue, Sep 13, 2022 at 02:25:01PM +0800, Jianglei Nie wrote:
> }
> - elfcorehdr_free(elfcorehdr_addr);
> elfcorehdr_addr = ELFCORE_ADDR_ERR;
>
> proc_vmcore = proc_create("vmcore", S_IRUSR, NULL, &vmcore_proc_ops);
> if (proc_vmcore)
> proc_vmcore->size
On 09/13/22 at 07:35am, Matthew Wilcox wrote:
> On Tue, Sep 13, 2022 at 02:25:01PM +0800, Jianglei Nie wrote:
> > }
> > - elfcorehdr_free(elfcorehdr_addr);
> > elfcorehdr_addr = ELFCORE_ADDR_ERR;
> >
> > proc_vmcore = proc_create("vmcore", S_IRUSR, NULL, &vmcore_proc_ops);
> > i
