From ea04f131a48c6fac7d26f1fe7d2f6e8bcb236a1d Mon Sep 17 00:00:00 2001 From: Peter Jones Date: Wed, 4 Mar 2020 12:58:40 +0100 Subject: [PATCH] linux/getroot: Handle rssd storage device names The Micron PCIe SSDs Linux driver (mtip32xx) exposes block devices as /dev/rssd[a-z]+[0-9]*. Add support for these rssd device names. Signed-off-by: Peter Jones Signed-off-by: Javier Martinez Canillas Reviewed-by: Daniel Kiper --- grub-core/osdep/linux/getroot.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/grub-core/osdep/linux/getroot.c b/grub-core/osdep/linux/getroot.c index 90d92d3ad..6d9f4e5fa 100644 --- a/grub-core/osdep/linux/getroot.c +++ b/grub-core/osdep/linux/getroot.c @@ -921,6 +921,19 @@ grub_util_part_to_disk (const char *os_dev, struct stat *st, return path; } + /* If this is an rssd device. */ + if ((strncmp ("rssd", p, 4) == 0) && p[4] >= 'a' && p[4] <= 'z') + { + char *pp = p + 4; + while (*pp >= 'a' && *pp <= 'z') + pp++; + if (*pp) + *is_part = 1; + /* /dev/rssd[a-z]+[0-9]* */ + *pp = '\0'; + return path; + } + /* If this is a loop device */ if ((strncmp ("loop", p, 4) == 0) && p[4] >= '0' && p[4] <= '9') {