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arch/tile: Add a warning if we try to allocate too much vmalloc memory. 

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
This commit is contained in:
Chris Metcalf 2010-10-14 14:47:35 -04:00
parent d6f0f22c3c
commit 77d233036e
1 changed files with 4 additions and 0 deletions
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4
arch/tile/kernel/setup.c
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@ -1334,6 +1334,10 @@ static void __init pcpu_fc_populate_pte(unsigned long addr)
pte_t *pte;
BUG_ON(pgd_addr_invalid(addr));
if (addr < VMALLOC_START || addr >= VMALLOC_END)
panic("PCPU addr %#lx outside vmalloc range %#lx..%#lx;"
" try increasing CONFIG_VMALLOC_RESERVE\n",
addr, VMALLOC_START, VMALLOC_END);
pgd = swapper_pg_dir + pgd_index(addr);
pud = pud_offset(pgd, addr);