Hi! Am 03.06.2014 07:30, schrieb Real Name: > From: Honggang Li <enjoymind...@gmail.com> > > The patch based on linux-next-2014-06-02. > > The old init_maps function does two things: > 1) allocates and initializes one struct page array for bootmem > 2) count the number of total pages > > After removed the source code related to the unnecessary array, the name > 'init_maps' is some kind of improper named, as it just count the number of > total page numbers. So, I renamed the function as 'mem_total_pages'. > > I tested the patch through repeat reboot the uml kernel many times. > [real@name linux-next]$ make ARCH=um defconfig > [real@name linux-next]$ make ARCH=um linux > [real@name linux-next]$ file linux > linux: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically > linked (uses shared libs), for GNU/Linux 2.6.32, not stripped > [real@name linux-next]$ ./linux > ubda=/home/real/linux-next/Fedora20-AMD64-root_fs mem=256m && sync && echo 1 > [real@name linux-next]$ ./linux > ubda=/home/real/linux-next/Fedora20-AMD64-root_fs mem=256m && sync && echo 2 > (repeat reboot the uml kernel many times..)
Can you please include in the changelog the commit sha1 which made the old init_maps() obsolete? I had a look at the pre-git linux tree, looks like init_maps() wasn't touched for more than 10 years. Thanks, //richard > Honggang Li (1): > delete unnecessary bootmem struct page array > > arch/um/include/shared/mem_user.h | 2 +- > arch/um/kernel/physmem.c | 32 ++++++-------------------------- > arch/um/kernel/um_arch.c | 7 +------ > 3 files changed, 8 insertions(+), 33 deletions(-) > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
