On Tuesday, August 15, 2017 1, Nicolas Pitre wrote: > I was able to reproduce. The following patch on top should partially fix > it. I'm trying to figure out how to split a vma and link it properly in > the case the vma cannot be mapped entirely. In the mean time shared libs > won't be XIP. > > > diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c > index 5aedbd224e..4c7f01fcd2 100644 > --- a/fs/cramfs/inode.c > +++ b/fs/cramfs/inode.c Yes, now I can boot with my rootfs being a XIP cramfs. However, like you said, libc is not XIP. $ cat /proc/self/maps 00008000-000a1000 r-xp 1b005000 00:0c 18192 /bin/busybox 000a9000-000aa000 rw-p 00099000 00:0c 18192 /bin/busybox 000aa000-000ac000 rw-p 00000000 00:00 0 [heap] b6ed8000-b6fb1000 r-xp 00000000 00:0c 766540 /lib/libc-2.18-2013.10.so b6fb1000-b6fb9000 ---p 000d9000 00:0c 766540 /lib/libc-2.18-2013.10.so b6fb9000-b6fbb000 r--p 000d9000 00:0c 766540 /lib/libc-2.18-2013.10.so b6fbb000-b6fbc000 rw-p 000db000 00:0c 766540 /lib/libc-2.18-2013.10.so b6fbc000-b6fbf000 rw-p 00000000 00:00 0 b6fbf000-b6fd6000 r-xp 00000000 00:0c 670372 /lib/ld-2.18-2013.10.so b6fd9000-b6fda000 rw-p 00000000 00:00 0 b6fdb000-b6fdd000 rw-p 00000000 00:00 0 b6fdd000-b6fde000 r--p 00016000 00:0c 670372 /lib/ld-2.18-2013.10.so b6fde000-b6fdf000 rw-p 00017000 00:0c 670372 /lib/ld-2.18-2013.10.so be81f000-be840000 rw-p 00000000 00:00 0 [stack] beb19000-beb1a000 r-xp 00000000 00:00 0 [sigpage] ffff0000-ffff1000 r-xp 00000000 00:00 0 [vectors] Chris -- To unsubscribe from this list: send the line "unsubscribe linux-embedded" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
