It will be reported on line 11 code I (other income/loss). here are the irs instructions, and link:

https://www.irs.gov/instructions/i1065sk1

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• Gain from the sale or exchange of qualified small business (QSB) stock (as defined in the Instructions for Schedule D (Form 1065)) that is eligible for a section 1202 exclusion. The partnership should also give you (a) the name of the corporation that issued the QSB stock, (b) your share of the partnership's adjusted basis and sales price of the QSB stock, and (c) the dates the QSB stock was bought and sold. Corporate partners are not eligible for the section 1202 exclusion. The following additional limitations apply at the partner level.

  1. You must have held an interest in the partnership when the partnership acquired the QSB stock and at all times thereafter until the partnership disposed of the QSB stock.

  2. Your share of the eligible section 1202 gain cannot exceed the amount that would have been allocated to you based on your interest in the partnership at the time the QSB stock was acquired.

  See the Instructions for Schedule D (Form 1040) and the Instructions for Form 8949 for details on how to report the gain and the amount of the allowable exclusion.