[Ocfs2-devel] ocfs2: ei_cpos/phys confusion?
Roel Kluin
roel.kluin at gmail.com
Sun Jan 31 08:53:35 PST 2010
in ocfs2_try_to_merge_extent_map(), vi fs/ocfs2/extent_map.c +185
if (ins->ei_phys == (emi->ei_phys + emi->ei_clusters) &&
ins->ei_cpos == (emi->ei_cpos + emi->ei_clusters) &&
ins->ei_flags == emi->ei_flags) {
emi->ei_clusters += ins->ei_clusters;
return 1;
} else if ((ins->ei_phys + ins->ei_clusters) == emi->ei_phys &&
(ins->ei_cpos + ins->ei_clusters) == emi->ei_phys &&
----------------------------------------------------------------^^^^
ins->ei_flags == emi->ei_flags) {
emi->ei_phys = ins->ei_phys;
emi->ei_cpos = ins->ei_cpos;
emi->ei_clusters += ins->ei_clusters;
return 1;
}
should that 2nd emi->ei_phys be emi->ei_cpos?
Roel
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