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msix: use DIV_ROUND_UP

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I used the clang-tidy qemu-round check to generate the fix:
https://github.com/elmarco/clang-tools-extra

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Marc-André Lureau 2017-06-22 13:04:16 +02:00
parent 54ac85ef0d
commit 0ef1efcf94
1 changed files with 2 additions and 2 deletions
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4
hw/pci/msix.c
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@ -438,7 +438,7 @@ void msix_save(PCIDevice *dev, QEMUFile *f)
} }
qemu_put_buffer(f, dev->msix_table, n * PCI_MSIX_ENTRY_SIZE); qemu_put_buffer(f, dev->msix_table, n * PCI_MSIX_ENTRY_SIZE);
qemu_put_buffer(f, dev->msix_pba, (n + 7) / 8); qemu_put_buffer(f, dev->msix_pba, DIV_ROUND_UP(n, 8));
} }
/* Should be called after restoring the config space. */ /* Should be called after restoring the config space. */
@ -453,7 +453,7 @@ void msix_load(PCIDevice *dev, QEMUFile *f)
msix_clear_all_vectors(dev); msix_clear_all_vectors(dev);
qemu_get_buffer(f, dev->msix_table, n * PCI_MSIX_ENTRY_SIZE); qemu_get_buffer(f, dev->msix_table, n * PCI_MSIX_ENTRY_SIZE);
qemu_get_buffer(f, dev->msix_pba, (n + 7) / 8); qemu_get_buffer(f, dev->msix_pba, DIV_ROUND_UP(n, 8));
msix_update_function_masked(dev); msix_update_function_masked(dev);
for (vector = 0; vector < n; vector++) { for (vector = 0; vector < n; vector++) {