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sys_swapon: reject too small devices

Description

sys_swapon: reject too small devices

blist_create() panics on zero nblks.

Reported by: olivier
Reviewed by: alc, markj
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D51618

Details

Provenance
kibAuthored on Jul 29 2025, 4:30 PM
Reviewer
alc
Differential Revision
D51618: sys_swapon: reject too small devices
Parents
rGf7951799877c: pci_iov: Support dynamic subordinate bus growth during VF creation
Branches
Unknown
Tags
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