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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 09/02/26 at 03:31pm, Wandun Chen wrote: > From: Wandun Chen > > Reserve regions (for GPU, DSP, ...) carry no data useful for crash > analysis. Exclude MEMBLOCK_NODUMP regions from the vmcore ELF header to > reduce vmcore size and capture time. crash_should_skip_region() now also > returns true for MEMBLOCK_NODUMP. > > Signed-off-by: Wandun Chen > Tested-by: Meijing Zhao > --- > kernel/crash_core.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Acked-by: Baoquan He > > diff --git a/kernel/crash_core.c b/kernel/crash_core.c > index bd64cf585795..b0e618e13588 100644 > --- a/kernel/crash_core.c > +++ b/kernel/crash_core.c > @@ -270,10 +270,10 @@ int crash_prepare_elf64_headers(struct crash_mem *mem, int need_kernel_map, > return 0; > } > > -/* Exclude NOMAP regions from the vmcore. */ > +/* Exclude NOMAP and NODUMP regions from the vmcore. */ > static bool crash_should_skip_region(struct memblock_region *reg) > { > - return memblock_is_nomap(reg); > + return memblock_is_nomap(reg) || memblock_is_nodump(reg); > } > > static struct crash_mem *alloc_cmem(unsigned int nr_ranges) > -- > 2.43.0 > _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv