dumpon: skip size check if using zstd
As with gzip, let the dump device be smaller than physical memory when using zstd and full dumps. Also print the error message if the size check fails, even if -v is not specified. Failing silently is not friendly. Reviewed by: cem markj MFC after: 2 weeks Sponsored by: Dell EMC Isilon Differential Revision: https://reviews.freebsd.org/D23923
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@ -203,11 +203,8 @@ check_size(int fd, const char *fn)
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err(EX_OSERR, "can't get memory size");
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if (ioctl(fd, DIOCGMEDIASIZE, &mediasize) != 0)
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err(EX_OSERR, "%s: can't get size", fn);
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if ((uintmax_t)mediasize < (uintmax_t)physmem) {
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if (verbose)
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printf("%s is smaller than physical memory\n", fn);
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exit(EX_IOERR);
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}
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if ((uintmax_t)mediasize < (uintmax_t)physmem)
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errx(EX_IOERR, "%s is smaller than physical memory", fn);
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}
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#ifdef HAVE_CRYPTO
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@ -495,7 +492,7 @@ main(int argc, char *argv[])
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usage();
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fd = opendumpdev(dev, dumpdev);
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if (!netdump && !gzip && !rflag)
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if (!netdump && !gzip && !zstd && !rflag)
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check_size(fd, dumpdev);
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kdap = &ndconf;
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